Meet the Energizer charger with some hustle - this 1 hr rechargeable battery charger lives up to its name, giving a super-fast complete charge in as little as 60 min. Individual charging channels give you the flexibility to charge anywhere from one to two AA or AAA NiMH batteries at a time. Intuitive LED battery gauge keeps you up-to-date on your batteries status in real time. And this charger won't overcharge or overheat: The delta V charging shut-off feature cuts the power to the circuit when charging is complete, so you won't have to worry about damaging your batteries or wasted electricity. It's the perfect charger for those on-demand devices that you need to keep going. digital cameras, baby monitors, gaming controllers, wireless mouses and more. So maximize battery performance with the rapid charging power of Energizer, the world's #1 recharge brand (according to market survey data). Specs at a glance: 1, 2, 3 or 4 AA or AAA NiMH rechargeable batteries, comes with four 2000 mAh 1.2 V AA Energizer recharge universal batteries, charge status battery gauge, temperature control, delta V charging cut-off, bad battery detection, primary battery detection, short circuit and reverse polarity protection, safety timer to prevent overcharge, limited lifetime warranty (see manual for details), times may vary by NiMH battery.