The Duracell AA and AAA Battery Charger is ideal for use in the home or office to be sure you never run out of power.It charges 4 AA/AAA batteries which can be recharged 100\'s of times saving you money and time. After 45 minutes of charge, the green LED lights flash to indicate that partial charge is complete and batteries are ready for up to 4 hours of use. After batteries are completely charged, the charger automatically shuts off to prevent from overheating.This Duracell Charger is perfect for students, officer workers and at home, as well as making a great buy to accompany battery-powered gifts.. Charges batteries in pairs. Charge time 45mins and up to 4 hours of use. Charging indicators. Bad cell detection. Automatic timer cut-off. Over-charge protection. Short circuit protection. Includes 2 x 1300mAh AA batteries and 2 x 750mAh AAA batteries. Dimensions: H118 x W72 x D27 mm