?Mag-Align Technology? doeboe's patented technology to provide wireless charging to all Samsung's wireless charging enabled watches. Precisely position your watch in the center of our charger with low temperature and high charging efficiency. ?Universal Compatibility?This portable galaxy watch 4 charger specially designed for Samsung Galaxy watches. Compatible with Galaxy Watch 4 classic LTE (46mm)/Watch 4 (40mm 44mm), Galaxy Watch 3 LTE (45mm)/Watch 3 (41mm 45mm), Galaxy Watch Active (40mm)/Active 2 (40mm 44mm), Galaxy Watch LTE (46mm)/Watch (42mm 46mm), Gear S3, Gear Sport. ?Wireless Galaxy Watch ?This portable watch charger built in 1400mAh battery, will charge your watch anywhere without need cable anymore. You can hang it in your bag to prevent loss when you travel or put it in your pocket. No Messy cable worry again.The full charged charger can charge your watch 1-2 times. It is a mini watch charger for your smart watch and an excellent accessory for Watch. It will be a perfect Christmas gift for men women kids. ?Lightweight and Portable?The stylish charger has a compact body and a key ring design for easy portability, make it easy to carry or fits into your pocket/bag/purse easily while traveling. Perfect for Traveling and Daily use. ?Magnetic Charging Module?It uses a Type-C socket and built in strong magnetic induction on wireless charger provides automatic connection. Just place the connector close to the back of the watch and it will automatically snap into place. ?Multiple Protections?- We make our products with great care. It is built in over current, over voltage, short circuit and over temperature protection, provides you a safe environment for both watch and charger. If you have any questions about our watch charger please feel free to contact us.