?Keep your Samsung Galaxy Watch Active/Active 2 watch safe from over-current or over-charging when connected the power source. If your galaxy 4 watch shows "Charging Paused", Please turn on always on display and turn off battery saving on your watch.[Place it, charge it]: Built in strong magnet, when your galaxy watch placed on, it begins charging, snaps in magnetically perfectly every time. Anti-slip footing protect the watch from slide off.[Wide Compatibility]: Compatible with Samsung Galaxy Watch 4 (40mm SM-R860, 44mm SM-R870/SM-875), Galaxy Watch 4 Classic (42mm SM-R880, 46mm SM-R890 /SM-R895), Galaxy Watch 3 SM-R850 (41mm), Galaxy Watch 3 SM-R840 (45mm), Galaxy Watch Active 1 SM-R500 (40mm), Galaxy Watch Active 2 SM-R830 (40mm), Galaxy Watch Active 2 SM-R820 (44mm)