Energizer Value Battery Charger is designed to efficiently charge 2 or 4 "AA" or "AAA" NiMH rechargeable batteries. This charger features a sleek, compact design with a convenient fold-out plug, making it easy to use and store. An LED indicator light keeps you informed about the charging status. When charging only 2 batteries, simply place them in the two positions on either the left or right side. The estimated charging time is approximately 13 to 18 hours for "AA" batteries and 11 to 12 hours for "AAA" batteries. This charger reliable performance for your rechargeable battery needs. Model Number: CHVCWB2