Designed for Samsung Watch - The Portable Watch Charger is compatible with Samsung Galaxy Ultra 47mm/Watch 7 40mm 44mm/Watch 6 40mm 44mm/Watch 6 Classic 43mm 47mm/Watch 5 Pro 45mm/Watch 5 40mm 44mm/Watch 4 Classic 42mm 46mm/Watch 4 40mm 44mm 46mm, Galaxy Watch/Watch 3/Active/Active 2, and for Samsung Gear S2/S3/S4/Sport. (Not For any other brand watches)
Extend Watch Working Time - 1800mAh Watch Charger can fully charge your watch 1-3 times. Saves you from low battery anxiety when you're on the go. There are 4 lights on the charger each representing 25% of remaining battery.
Easy to Charge - Just place your watch in the center of charging area, and press the power button once, it will charge immediately. The built-in magnet can suck the watch into place, ensuring perfect alignment and efficient charge. When charging is complete, press the button twice in a row to switch off the charger, or wait for the charger to switch off automatically (60s after stop working).
Type-C Female Input Port - You can easily charge the charger by connecting it to the power source using a Type-C to USB-A charging cable (included). The indicator of current power flashes during charging, and all of 4 indicators are always on when fully charged. (The Type-C port is only used for input, not for output)
Compact and Portable - The size of the 1800mAh Watch Charger is 46.2×64.8×16 mm, small enough to fit in your pocket or a small purse. The watch charger comes with a keychain, perfect for traveling and carrying around.