Energizer's Recharge Value Charger is so compact you'll take it everywhere you go. The Recharge Value charges both AA and AAA sizes and comes complete with 4x NIMH AA batteries. It's easy-to-read status LED's lets you know when your batteries are ready to go. Plus, the auto-timer safely shuts off the charger to prevent batteries from over-charging. Enjoy hundreds of charges with the Energizer Recharge Charge and the limited lifetime warranty. Features Easy-to-read LED displays charging status: Red = Charging, Green = Good to Go! “Bad battery” indicator light Automatic shut-off when charge is complete Charges 2 or 4 AA or AAA NiMH rechargeable batteries in 5 hours World’s #1 recharge brand, according to market survey data For approximate charge times