Battery mostly works for 3-4 days with only 2-3 hours quickly charge
Turn off watch at standby time can extend battery life. The max standby time is 7 days if little operations
Widely used USB port can be plugged into any computer or laptop. It's easy to find a place to charge the watch
We also designed the clasp has a magnet to holds tight to watch back (the charging position ) to prevent watch from falloff damage
How to change the replacement band?
1.Using a Spring Bar Pin Watch Tool to remove a link, which is fixed band and watch case at the hollow side 2. Using a tool to pull the link to the hollow direction, force the link separate from watch case 3.To fix a new band First fixed the link ( the one in the band side without hollow ) to watch case . Secondly pull another side link ( the direct is same to step 2, pull the link to hollow direction ) to match its slot. All works will be done if you finish this part.