This Ni-Cd/Ni-MH battery charger has 3 convenient methods of power input:
1. 100V-240V AC Mains Power for in-home charging
2. 12-13.8V DC Cigarette lighter plug for in-car charging
3. USB port for charging at the office.

It also has a voltage change detection device to prevent overcharging of batteries and a discharging mode to prevent memory build-up.
Charges: 4 x AAA or 4 x AA, Ni-Cd and Ni-MH batteries
Charging time: 1 - 3.5 hrs for AA, 1-2 hrs for AAA, depending on battery capacity
Display: LED indicators for charging/discharging and 'ready'
Power Input: 100-240V AC/ 12V DC / 5VDC (for USB)

Weight: 0.25000 Kilograms
Warranty: 3 mths