Envie speedster ecr 11 fast charger with led display. This charger can charge aa/aaa ni-mh/ni-cd rechargeable batteries. Individual charging slot, can charges 1/2/3/4 aa / aaa sizes at a time. Super quick charger, charges 2800mah batteries in just 2. 5X hours. It is a desktop charger with Indian plug and lcd display also auto cut charger can detect bad cells. Ideal for travel, world wide voltage 100-240v. It is an indoor charger and use it between temperatures 0 degreec-40 degree celsius. Envie 2800mah aa ni-mh rechargeable batteries provide you a safe and stable environment friendly energy solution. The batteries are rechargeable and allow you to use them multiple times. The aa sized battery is compatible with a large number of devices including remote controls, electronic toys, cameras, flashlights, torches and various other devices. Stores power even at the end of 6 months due to low self discharge rate.