Panasonic DMC-LX7 Battery with Universal Charger and Dual USB Car Charger - Replacement Panasonic DMW-BCJ13 Digital Camera Battery and Charger Replacement Panasonic DMC-LX7 Battery and Charger Universal Charger features adjustable slider to charge different lithium-ion batteries (3.6V/3.7V/7.2V/7.4V) & AA/AAA batteries. Charge your battery by plugging the charger into a USB port. Charge your battery while driving with the Dual USB Car Charger Panasonic DMW-BCJ13 Battery Specs - Capacity: 1300mAh, Voltage: 3.7V, Upstart Battery Brand, Lifetime Warranty On Sale for a Limited Time!