THE BEST CHARGER FOR YOUR SAMSUNG GEAR S3 - YouTube
Amazon.com: Watch Charger for Samsung Galaxy 4 3, Multi Charging USB Type C 2 in 1 3.3FT Cable Cord, Compatible with Samsung Galaxy Watch 4 3/Active 1/2, S20/10/9/8 and Other Type C
25W USB-C Fast Charging Wall Charger, Black Mobile Accessories - EP-TA800XBEGUS | Samsung US