This handy device charges 2 or 4 AA or AAA NiMH batteries in 5 hours. * Load up the device, plug into the wall, and get fully loaded battery power when you need it. The charger’s indicator screen glows green when you have a full charge. Should you insert a bad or primary battery, the screen pulses to notify you. Perfect for those most used devices like remotes, computer mice, and even gaming controllers. Charges 2-4 AA/AAA NiMH rechargeable batteries at once (4 AA batteries included). LED screen displays charge status (Red = Charging, Green = Ready to go). Delta V features shuts off charging to protect your batteries from overcharging. 2 x AA, 4 x AAA. Charges batteries in pairs. Up to 5 hours. 5 minutes. Charging indicators. Bad cell detection. Automatic timer cut-off. Over-charge protection. Short circuit protection. Reverse polarity protection. Includes 4 x pre-charged AA batteries . Manufacturer’s 1 year guarantee. EAN: 7638900323252.