Features Charges 1, 2, 3 or 4 AA or AAA NiMH or NiCd rechargeable batteries in 30 minutes or less. Charger will beep when each cell has completed it's charging cycle. 100-240VAC for international travel. Features safety timer and negative delta v and delta t cutoff to prevent overheating. Includes DC car adaptor for charging on the road and 4 high capacity 2600mAh AA batteries. Ideal for use with digital cameras and other high drain devices such as MP3 players, portable CD players and handheld games. Click here for instructions:-