Green Extreme Smart Charger Plate for Panasonic DMW-BCK7

batteries allows you to charge Panasonic DMW-BCK7 batteries with theGXCH1 and GXCH2 Green Extreme Smart Chargers Universal power output charger automatically detects the voltage of ANY battery mounted to it, so that by swapping out the battery plate, you can charge additional camera battery types without requiring additional chargers Compatible Batteries Panasonic: DMW-BCK7