Fujikura ADC-18 AC Adapter/Battery Charger for Fujikura 19S, 70R, 70S, 80S Kind of power inlet: AC, External DC and battery charging AC power supply: Input 100 V to 240 V AC, 50 Hz to 60 Hz External DC Input: 10 V to 15 V DC Battery/ Capacity: BTR-09 / 4.0 Ah Charging voltage: 14.8 V