Each Ckyrin device has a one year warranty from the date of purchase, and our warranty covers all quality or manufacture related issues.

It may be necessary for device to be send for testing to uncover any problem.

How to return your product?
Initiating a return via call, email or online message, we will start to process and confirm all the order details. Then you can package the products and send it back to us. We are trying our best to make the return progress as efficiently as possible.


Read the following information to make proper use of the device:
1. Fully charge the battery for first use of the device
2. No clean or wipe the device with a chemical solvent
3. No place or use device and accessories in hot or cold environment
4. keep the device and battery in a reliable place to avoid strong vibration & collision
5. To avoid short-circuit, ensure the watch and charger free of water
6. No remove the device without permission
7. Unsupported High voltage charging&Quick charging, the device and powerbank can be charged by 5V1A,or by connecting to the computer,Improper use will result in loss of warranty
8. Take no responsibility for any damage caused by the use of unofficial accessories
9. Damage caused by upgrading unofficial firmware is uncovered by the Warranty
10. Water resistance rating is IP68 or 5 ATM (equivalent to a depth of 50 m under water), allowing the device to be worn while showering、swimming and diving, but not in saunas