1. Extra battery life for iP Watch
2. Provides 3-4 charges for iP watch
3. Charge the latest generation of watch to 60% in 50min
4. Pocket-size and compact design with a keychain
5. Power digital display, clearly knows the remaining power
6. Auto sense, snap and charge
7. Widely compatible with all iP Watch
8. 6-point safety protection including over-current protection, over-voltage protection, etc.
9. Charging with less heat, it is safer to use