Charges 2 or 4 AA and/or AAA NiMH batteries at a time. Two green LED's indicate when batteries are charging. Reverse polarity protection prevents damage from incorrectly installed batteries. Charges NiMH batteries in 8 to 16 hrs, depending on type and number. Batteries must be charged in pairs. No shut-off mechanism, typical weight 5.9 oz. Fold-out plug. 120 V, 60 Hz. 57 mm W x 70 mm L x 132 mm H.
Charges 2 or 4 AA or AAA at a time, checks if the batteries are still rechargeable. Fuel gauge and count-down clock tells when batteries are done charging. Maximizes cycle life of the NiMH cells with built in over charge protection. Shut-off mechanism: Delta volt detection, 5 hrs timer. Sound indicators, single beep/start, double/done. Three-stage status indicators: red, charging 0-49%, amber, charging (50-99%), green, fully charged. Bad battery detection alert, If a bad battery is detected a red x will illuminate; with repetitive audible beep. Folding plug, reverse polarity protection. Primary battery detection. Typical weight: 113.0 g (3.9 oz).
Charges AA and/or AAA NiMH batteries in 1 to 2-1/2 hrs. 4000 mW. LED charge status indicators. Smart auto shut off. Comes with charger, 2 AA and 2 AAA precharged, rechargeable premium batteries.