USB C to Lightning Cable, iPhone Charger Fast Charging [Apple MFi Cert…
Product Description
1 MFi Certified 2 Durability & Strong 3 Faster Charging
【Power Delivery Fast Charging & SYNC】:AZMOGDT USB C to lightning cable supports high-speed power delivery fast Charging, can charge the iPhone 12 up to 50% in 30mins. They also support data transfer rate up to 480Mbps,which can easily transfer music, photos and files between iPhone and laptop or desktop computer in seconds.(Note:You need to use 20W or above USB-C Power Adapter to achieve Power Delivery Fast Charging.)
【Apple MFI Certified】:AZMOGDT Type-c to lightning cable has completed MFi certification requirements.Each usbc to lightning cable uses New C94 connector designed for fast charging and MFI certified chip ensure your devices charge safely, at their fastest possible speed, and no longer triggers warning messages.
【Superior Durability and Strong Quality】:These super durability and flexibility and no tangles iphone usb c cables are made of top-rated material and coated with premium TPE.Built-in overvoltage protection to ensure charging safety, which last 4X longer than other iphone charger cords and proven to withstand over 20,000 bends in strict laboratory tests.
【Wide Compatibility】: AZMOGDT USB C lightning cable supports PD Fast Charge for iPhone 14/13/13ProMax/13Pro/13Mini/12/12ProMax/12Pro/12Mini/11/11Pro/11ProMax/XS Max/XS/XR/X/8 Plus/8 and iPad 8th/iPad 2020/iPad Pro 12.9" gen1/iPad Pro 12.9" gen2/iPad Pro 10.5"/iPad Air3 10.5"/iPad mini5 7.9".The usb c iphone charger also supports standard charge for iPhone 7 Plus/7/6 Plus/6/6S Plus/6S /5 etc.
【What You Get】:5pack 6ft USB-C to lightning cables. We give them a hassle-free, lifetime warranty,If you have any questions, please feel free to contact us, we will resolve your issue within 24 hours.
1 MFi Certified 2 Durability & Strong 3 Faster Charging
AZMOGDT MFi Certified iPhone Charger Fast Charging for iPhone/iPad/AirPods
Compatible with iPhone 14 / iPhone 14 Pro / 14 Pro max / 14 Plus / iPhone 13 / iPhone 13 Pro / 13 Pro Max / 13 Mini Compatible with iPhone 12 / iPhone12 Pro /12 Pro Max / 12 Mini / iPhone 11 /iPhone 11 Pro / iPhone 11 Pro Max Compatible with iPhone 8 / iPhone 8 Plus / iPhone 7 / iPhone 7 Plus / iPhone 6s / iPhone 6s Plus / iPhone 6 / iPhone 6 Plus Compatible with iPhone 6 / iPhone 6 plus / iPhone 6S / iPhone 6S plus / iPhone SE 2020 / iPhone SE 2022 Compatible with iPad Pro iPad Pro 10.5-inch / iPad Pro 12.9-inch (2017) (2015) / iPad 9.7 (2017) / iPad 9.7-inch (2018) / iPad 10.2 (2019) Compatible with iPad Air / Air 2 / ipad mini / mini 2 / mini 3 / mini 4 / mini 5 / iPad 8th generation / ipad 7th generation / ipad 6th generation Compatible with all iOS8 iOS9 iOS10 iOS11 iOS12 iOS13 iOS14 iOS15 iOS16 device Note The iPhone Charger Cabele is not compatible with iPhone 15/15 Plus/15 Pro/15 Pro Max (if you want charger for iphone 15, please choose usb c to usb c cable )
【Power Delivery Fast Charging & SYNC】:AZMOGDT USB C to lightning cable supports high-speed power delivery fast Charging, can charge the iPhone 12 up to 50% in 30mins. They also support data transfer rate up to 480Mbps,which can easily transfer music, photos and files between iPhone and laptop or desktop computer in seconds.(Note:You need to use 20W or above USB-C Power Adapter to achieve Power Delivery Fast Charging.)
【Apple MFI Certified】:AZMOGDT Type-c to lightning cable has completed MFi certification requirements.Each usbc to lightning cable uses New C94 connector designed for fast charging and MFI certified chip ensure your devices charge safely, at their fastest possible speed, and no longer triggers warning messages.
【Superior Durability and Strong Quality】:These super durability and flexibility and no tangles iphone usb c cables are made of top-rated material and coated with premium TPE.Built-in overvoltage protection to ensure charging safety, which last 4X longer than other iphone charger cords and proven to withstand over 20,000 bends in strict laboratory tests.
【Wide Compatibility】: AZMOGDT USB C lightning cable supports PD Fast Charge for iPhone 14/13/13ProMax/13Pro/13Mini/12/12ProMax/12Pro/12Mini/11/11Pro/11ProMax/XS Max/XS/XR/X/8 Plus/8 and iPad 8th/iPad 2020/iPad Pro 12.9" gen1/iPad Pro 12.9" gen2/iPad Pro 10.5"/iPad Air3 10.5"/iPad mini5 7.9".The usb c iphone charger also supports standard charge for iPhone 7 Plus/7/6 Plus/6/6S Plus/6S /5 etc.
【What You Get】:5pack 6ft USB-C to lightning cables. We give them a hassle-free, lifetime warranty,If you have any questions, please feel free to contact us, we will resolve your issue within 24 hours.
USB C to USB C Cable 240W 10FT, 180° Rotating Head with LED Type C Cha…
Product Description
1 For iPhone 15 Series 2 For Samsung Galaxy Series 3 For iPad Pro Series 4 For MacBook Air Series 5 For Gaming Devices
Package Dimensions : 4.09 x 4.06 x 1.26 inches; 5.12 ounces
Item model number : PASJX001
Date First Available : May 21, 2024
Manufacturer : PAJDG
ASIN : B0D2JK62PY
Country of Origin : China
180 DEGREE ROTATING HEAD DESIGN: The swivel ends of PAJDG USB C CABLE are handy and flexible.which made of sturdy zinc alloy.No longer worry about your usb c charging cable damage because of excessive bending or stressing.The pivoting heads gives you less worry over damaging your charging port of cell phone device or laptop when you use the type c cable in either direction.The usbc to usbc cable are widely use for different occasion,particularly when using in the car or camper
240W Rapid Charging &480Mbps DATA TRANSFER: The usb c to usb c cable is built in E-marker chip, supporting 240W PD 3.1, QC 3.0 charging & USB 2.0 480Mbps data transfer.the type c charger cable supports high-speed charging up to 240W without battery damage when used with a compatible usb c charger. the c to c cable is a solid choice for users who prioritize fast charging, high safety, long reach and a touch of style
10FT LENGTH &SYNTHETIC LEATHER STRAP: The usb c charger cord is 10 ft.Long enough to plug into a game console or to run to you while on the bed or couch while using the device.Additionally, you can plug this into car plug and its long enough to reach the back seat when you use in the car.the usbc to usbc charge cables are thick and solid, come with a synthtic leather strap on the usb type c cable to coil up the cable for storage or collecting excess
HINGE DESIGN &BLUE LED TIPS: The hinge of the usb c cable is a clever design.which make it looks very sturdy and premium.with both ends lighting up to show you it’s hooked up and ready to go.no more fumbling in the dark or playing “is it plugged in?” games.and the blue led light won’t hurt your eyes.in additon,the usb-c to usb-c cable delivers a solid,stable connection that won’t let you down.the ideal combination of functionality and flair
UNIVERSALLY COMPATIBILITY: The usb type c cable is compatible with all maximun power up to 240W USB-C devices including smartphones, tablets,laptops,switches and more. It supports super-fast charging for devices such as iPhone 15, iPhone 15 Pro, iPhone 15 Plus, iPhone 15 Pro Max, Samsung Galaxy S24 Ultra/S24/S24+/S23/S22/S21, Google Pixel 7 Pro/6, iPad Pro, MacBook Pro, and MacBook Air
WHAT YOU GET: Package included 1-Pack 10ft right angle usb c cable. we provide a 12-month warranty by refund or replacement, if you have any questions, feel free to contact with us, we will resolve your issue within 24 hours (tips:This cord alone will not provide you with fast charging. You will need a power block rated for fast charging and a phone capable of the same in order to achieve fast charging speeds)
1 For iPhone 15 Series 2 For Samsung Galaxy Series 3 For iPad Pro Series 4 For MacBook Air Series 5 For Gaming Devices
Package Dimensions : 4.09 x 4.06 x 1.26 inches; 5.12 ounces
Item model number : PASJX001
Date First Available : May 21, 2024
Manufacturer : PAJDG
ASIN : B0D2JK62PY
Country of Origin : China
180 DEGREE ROTATING HEAD DESIGN: The swivel ends of PAJDG USB C CABLE are handy and flexible.which made of sturdy zinc alloy.No longer worry about your usb c charging cable damage because of excessive bending or stressing.The pivoting heads gives you less worry over damaging your charging port of cell phone device or laptop when you use the type c cable in either direction.The usbc to usbc cable are widely use for different occasion,particularly when using in the car or camper
240W Rapid Charging &480Mbps DATA TRANSFER: The usb c to usb c cable is built in E-marker chip, supporting 240W PD 3.1, QC 3.0 charging & USB 2.0 480Mbps data transfer.the type c charger cable supports high-speed charging up to 240W without battery damage when used with a compatible usb c charger. the c to c cable is a solid choice for users who prioritize fast charging, high safety, long reach and a touch of style
10FT LENGTH &SYNTHETIC LEATHER STRAP: The usb c charger cord is 10 ft.Long enough to plug into a game console or to run to you while on the bed or couch while using the device.Additionally, you can plug this into car plug and its long enough to reach the back seat when you use in the car.the usbc to usbc charge cables are thick and solid, come with a synthtic leather strap on the usb type c cable to coil up the cable for storage or collecting excess
HINGE DESIGN &BLUE LED TIPS: The hinge of the usb c cable is a clever design.which make it looks very sturdy and premium.with both ends lighting up to show you it’s hooked up and ready to go.no more fumbling in the dark or playing “is it plugged in?” games.and the blue led light won’t hurt your eyes.in additon,the usb-c to usb-c cable delivers a solid,stable connection that won’t let you down.the ideal combination of functionality and flair
UNIVERSALLY COMPATIBILITY: The usb type c cable is compatible with all maximun power up to 240W USB-C devices including smartphones, tablets,laptops,switches and more. It supports super-fast charging for devices such as iPhone 15, iPhone 15 Pro, iPhone 15 Plus, iPhone 15 Pro Max, Samsung Galaxy S24 Ultra/S24/S24+/S23/S22/S21, Google Pixel 7 Pro/6, iPad Pro, MacBook Pro, and MacBook Air
WHAT YOU GET: Package included 1-Pack 10ft right angle usb c cable. we provide a 12-month warranty by refund or replacement, if you have any questions, feel free to contact with us, we will resolve your issue within 24 hours (tips:This cord alone will not provide you with fast charging. You will need a power block rated for fast charging and a phone capable of the same in order to achieve fast charging speeds)
USB C Wall Charger Block, 40W 4-Port Type C Block Fast Charging Dual P…
Product Description
1 Efficient Charging Block 2 Safety & Protection 3 4 Port USB Charger
Multiple Plug in Options Makes This Type C Charger Block a No Brainer! 
【Fast Charging Block】: The usb c charger supports the Power Delivery 3.0 and Quick Charge fast charging functions with a total power of up to 40W. The USB-C port supports a maximum power output of 20W. Charge your iPhone devices from 0% to 60% in just 30 minutes.
【USB C Wall Charger Multiport】: Upgraded USB C Charger Block has Dual USB-C ports and Dual USB-A ports. Allow users to charge 4 devices simultaneously to minimize waiting time. It’s also a great space saver instead of taking up 4 wall outlet ports. Say goodbye to your original usb charger.
【Safe and Reliable USB C Plug】: The c type charger block built-in safeguards protect your devices against short circuit, over-current, over-voltage, over-heating and over-charging. The usbc block will automatically stop charging when power is full to protect your device.
【Universal Compatibility】: This usb c charging block is compatible with almost all electronic devices, charging adapter for iPhone 15/15 Pro/15 Plus/15 Pro Max/14/14 Pro/14 Pro Max/14 Plus/13/13 Pro/13 Pro Max/13 Mini/12/12 Pro/12 Pro Max/12 Mini/11/11 Pro/11 Pro Max/XS/XS Max/XR/X/8/8 Plus/7/7 Plus/6/6S/SE 2020, iPad Pro/Air/Mini, Samsung Galaxy S23/S22/S21/S20/S10/S9/S7/A12/A13/A22/A32/A52/A53/Note 20 10/Z Fold 3, LG, Google Pixel, Kindle, Tablets, Switch and more.
【Compact & Portable Design】: Incredibly compact size for enhanced portability. All this power comes installed in a pocket-friendly compact body, to go wherever the journey takes you. Ideal for home, office and on the go.
★★★★★【What You Get】: We provide this 40W 4-Port USB C Wall Charger - Black (cable not included) with 18 Months Worry-free Replacement and 24/7 Online Customer Service. If you have any problems, please contact us freely and we are always at your disposal.
UVRESINME 40W 4-Port USB C Wall Charger Block (Black) - A Game-Changer for Multi-Device Users!
1 Efficient Charging Block 2 Safety & Protection 3 4 Port USB Charger
Multiple Plug in Options Makes This Type C Charger Block a No Brainer! Equipped with Power Delivery 3.0 technology, this usbc charging block is a must-have accessory for fast and efficient charging of your devices.
One Charger, Any Devices - Works with all the Phones, iPad, Tablets, and more
iPhone Series: iPhone 15/15 Pro/15 Pro Max/15 Plus/14/14 Plus/14 Pro/14 Pro Max/13/13 Pro/13 Pro Max/13 Mini/12/12 Pro /12 Pro Max/12 Mini/11/11 Pro/11 Pro Max; iPhone XS/XR/XS Max/X/10/8/8 Plus/7/7 Plus/6/6 Plus/6S/6S Plus/5/5s/5c/SE 2020; iPad Series: iPad, iPad Pro 12.9", iPad Pro 11", iPad Pro 10.5", iPad Pro 9.7", iPad Mini Series, iPad Air Series; Apple Accessories: AirPods 1 / 2 / 3 / Pro / Max, MagSafe Charger, Apple Watch Series, iPod touch 5 / 6 / 7, iPod nano 7; Tablets: Samsung Galaxy Tab S8 / S7 / S6 Lite / S5e / S4 / S3 / A8 / A7 / A, Lenovo Tab M10 / P10 / M8 / V7 / E10 / E7, Google Pixel Slate 12.3'', Fire HD 10 / Fire HD 8 / Fire, Kindle, etc. Samsung Series: Samsung Galaxy S23/S22/S22+/S22 Ultra/S21 Ultra/S21/S21+/S20/S20 Ultra/S20 FE/S10/S9/S8/S7/S6, Note 8/Note 9/Note10/Note 20, A02s/A03s/A10e/A20/A30/A40/A50/A60/A70/A80/Z Flip and more Series Android Phones: Motorola G7 / G7 Plus / G6 / Z / Z2 / Z3 / Z4 / X4, Google Pixel 6 / 6Pro / 6a / 5 / 5a / 4xl / 4 / 4a / 3xl / 3a / 2xl, Sony Xperia XZ / Xa1 / Z5, LG G5 / G6 / V20 / V30 and more Other Accessories: Wireless/Magsafe Chargers; Wireless Earbuds; Smartwatch; Power Bank; Switch and more USB-A and USB-C devices. Specification: Input: 100-240V~50/60Hz 0.8A; USB C Output :5V=3.1A,9V=2.22A,12V=1.67A; USB A Output: 5V=3.1A Max Only Need One Outlet to Charge Multiple Devices - Save Time and Space! With 4 ports in total to juice up multiple gadgets simultaneously without the hassle of swapping chargers.
Compact Yet Powerful USB ChargerLightweight and compact design ensures maximum portability wherever you go. This usbc charging block apple will fill all your travel needs and even at home, at office, etc.
Upgrade your charging game with this versatile c charger block, and stay powered up at all times!
【Fast Charging Block】: The usb c charger supports the Power Delivery 3.0 and Quick Charge fast charging functions with a total power of up to 40W. The USB-C port supports a maximum power output of 20W. Charge your iPhone devices from 0% to 60% in just 30 minutes.
【USB C Wall Charger Multiport】: Upgraded USB C Charger Block has Dual USB-C ports and Dual USB-A ports. Allow users to charge 4 devices simultaneously to minimize waiting time. It’s also a great space saver instead of taking up 4 wall outlet ports. Say goodbye to your original usb charger.
【Safe and Reliable USB C Plug】: The c type charger block built-in safeguards protect your devices against short circuit, over-current, over-voltage, over-heating and over-charging. The usbc block will automatically stop charging when power is full to protect your device.
【Universal Compatibility】: This usb c charging block is compatible with almost all electronic devices, charging adapter for iPhone 15/15 Pro/15 Plus/15 Pro Max/14/14 Pro/14 Pro Max/14 Plus/13/13 Pro/13 Pro Max/13 Mini/12/12 Pro/12 Pro Max/12 Mini/11/11 Pro/11 Pro Max/XS/XS Max/XR/X/8/8 Plus/7/7 Plus/6/6S/SE 2020, iPad Pro/Air/Mini, Samsung Galaxy S23/S22/S21/S20/S10/S9/S7/A12/A13/A22/A32/A52/A53/Note 20 10/Z Fold 3, LG, Google Pixel, Kindle, Tablets, Switch and more.
【Compact & Portable Design】: Incredibly compact size for enhanced portability. All this power comes installed in a pocket-friendly compact body, to go wherever the journey takes you. Ideal for home, office and on the go.
★★★★★【What You Get】: We provide this 40W 4-Port USB C Wall Charger - Black (cable not included) with 18 Months Worry-free Replacement and 24/7 Online Customer Service. If you have any problems, please contact us freely and we are always at your disposal.
WENIG Anti-Theft Travel Laptop Backpack with USB Charging Port Lock,Wa…
From the brand
✈ MULTIPLE POCKETS /LARGE CAPACITY - Business laptop backpack has 2 MAIN pockets & 9 INNER small pockets & 2 SIDE pockets & 1 BACK pocket. Padding laptop pocket fits 15.6 inch, 15 inch or 14 inch Macbook/Laptop. Convenient main pockets for iPad, charger, binders,clothes, ect. Inside pockets keep your wallet, phone. Front slanted pocket perfect for quick finds such as your ID for work, keys for open door, two side pockets for water bottle and compact umbrella make your items organized.
✈ MULTIPURPOSE/SIZE - Size of Travel laptop backpack: 17.7 x 11.8 x 5.5 Inch, perfect to throw under your seat on an airplane when you are traveling or on business trip. Suitable for commuting or carry-on, can be easily stored. Good choose for a laptop backpack for men, work backpack, office work bag for men and women, laptop bag for men.
✈ CONVENIENT USB PORT&HEADPHONE JACK DESIGN - The usb charging backpack with built in USB charger outside and built in charging cable inside,this usb backpack offers you a more convenient way to charge your phone while walking. Please noted that this backpack doesn't include the power bank itself, usb charging port only offers an easy access to charge.A hole for headphone outside gives easy access to Earphone usage.You can listen to your favorite music on the go hands-free.
✈ SAFETY & PRACTICAL - This antitheft business travel computer bag With Fixed Password Lock and Durable Metal Zippers ,hidden anti-theft pocket on the back ,it is safe guaranteed for protecting your valuable items inside. No need to worry theft easily opening your backpack when you are travelling or lining up.A LUGGAGE STRAP allows backpack fit on luggage/suitcase, slide over the luggage upright handle tube for easier carrying.
✈ COMFORTABLE/ DURABLE -This mens backpack is made of water resistant and durable Oxford cloth with metal zippers.Comfortable wide breathable mesh shoulder straps with plentiful sponge pad help relieve the stress from your shoulder. Both sides of the shoulder strap with pocket design, can hang sunglasses and other small pendants. This tech backpack for men Also Waterproof computer backpack for women. 15.6 inch travel laptop backpack can also be used as a weekend backpack for hiking and camping.
Anti-Theft Laptop Backpack
ABOUT WENIG,
Founded in 2019,WENIG is a professional brand major engaged in laptop backpacks,focus on the development and design of multi-functional backpack.
We are committed to provide the highest quality backpacks to every customer of using,always takes the using experience of the customers as first place.
To explore and pursue a fashion and quality backpack,so that you can enjoy your life more stylish and convenient.
✈ MULTIPLE POCKETS /LARGE CAPACITY - Business laptop backpack has 2 MAIN pockets & 9 INNER small pockets & 2 SIDE pockets & 1 BACK pocket. Padding laptop pocket fits 15.6 inch, 15 inch or 14 inch Macbook/Laptop. Convenient main pockets for iPad, charger, binders,clothes, ect. Inside pockets keep your wallet, phone. Front slanted pocket perfect for quick finds such as your ID for work, keys for open door, two side pockets for water bottle and compact umbrella make your items organized.
✈ MULTIPURPOSE/SIZE - Size of Travel laptop backpack: 17.7 x 11.8 x 5.5 Inch, perfect to throw under your seat on an airplane when you are traveling or on business trip. Suitable for commuting or carry-on, can be easily stored. Good choose for a laptop backpack for men, work backpack, office work bag for men and women, laptop bag for men.
✈ CONVENIENT USB PORT&HEADPHONE JACK DESIGN - The usb charging backpack with built in USB charger outside and built in charging cable inside,this usb backpack offers you a more convenient way to charge your phone while walking. Please noted that this backpack doesn't include the power bank itself, usb charging port only offers an easy access to charge.A hole for headphone outside gives easy access to Earphone usage.You can listen to your favorite music on the go hands-free.
✈ SAFETY & PRACTICAL - This antitheft business travel computer bag With Fixed Password Lock and Durable Metal Zippers ,hidden anti-theft pocket on the back ,it is safe guaranteed for protecting your valuable items inside. No need to worry theft easily opening your backpack when you are travelling or lining up.A LUGGAGE STRAP allows backpack fit on luggage/suitcase, slide over the luggage upright handle tube for easier carrying.
✈ COMFORTABLE/ DURABLE -This mens backpack is made of water resistant and durable Oxford cloth with metal zippers.Comfortable wide breathable mesh shoulder straps with plentiful sponge pad help relieve the stress from your shoulder. Both sides of the shoulder strap with pocket design, can hang sunglasses and other small pendants. This tech backpack for men Also Waterproof computer backpack for women. 15.6 inch travel laptop backpack can also be used as a weekend backpack for hiking and camping.
ZINZ Slim & Expandable Laptop Backpack 15 15.6 16 Inch Sleeve with USB…
From the brand
Super-Slim & Expandable: One separate laptop compartment hold 15.6 Inch Laptop as well as 15 Inch,14 Inch and 13 Inch Macbook/Laptop, another one expandable compartment can convert between slim and expanding for international airplane travel and day trip or business trip
Perfect Protection: The robust outer material of water-resistant polyester is durable and dirt-repellent and spills, Serve you well as professional office work laptop case, slim USB charging bagpack for adults
USB Port Design: With built in USB charger outside and built in charging cable inside,this usb backpack offers you a more convenient way to charge your phone while walking. Please noted that this backpack doesn't power itself, usb charging port only offers an easy access to charge
Five Pockets: Two front pockets for laptop accessories & Pad, the middle part is two pockets, one of them is expandable 150% bag when short journey and other one for keep laptop, the back pocket for some books of A4 size or hide the shoulder straps
Custimer Service: If for any reason you are not satisfied with our product,please feedback to us, we offer 24 hours after sales service
Slim Expandable Backpack
Slim Expandable Laptop Bag
How about your design team?
Our team employs exacting design protocols to ensure each ZINZ product meets the needs of our consumers, new emerging markets, and an ever-expanding world of new habits of young .
What is your company's service?Hassle-free Replace/Return 7*24H Professional Customer Support .
ZINZ Care Team Is Always There for You .
If you are not 100% satisfied , we are happy to offer a solution that works best for you.
Super-Slim & Expandable: One separate laptop compartment hold 15.6 Inch Laptop as well as 15 Inch,14 Inch and 13 Inch Macbook/Laptop, another one expandable compartment can convert between slim and expanding for international airplane travel and day trip or business trip
Perfect Protection: The robust outer material of water-resistant polyester is durable and dirt-repellent and spills, Serve you well as professional office work laptop case, slim USB charging bagpack for adults
USB Port Design: With built in USB charger outside and built in charging cable inside,this usb backpack offers you a more convenient way to charge your phone while walking. Please noted that this backpack doesn't power itself, usb charging port only offers an easy access to charge
Five Pockets: Two front pockets for laptop accessories & Pad, the middle part is two pockets, one of them is expandable 150% bag when short journey and other one for keep laptop, the back pocket for some books of A4 size or hide the shoulder straps
Custimer Service: If for any reason you are not satisfied with our product,please feedback to us, we offer 24 hours after sales service