Quickly recharge your batteries with the Tenavolts Rechargeable Lithium Battery. Designed to provide a better battery solution, this device offers a consistent voltage use experience. Likewise, Tenavolts delivers a 1.5 consistent voltage along with a two-hour charge time. Plus, it delivers more than 1000 recharge cycles. Unlike standard NiMH and alkaline batteries, the AA rechargeable lithium battery delivers a steady output regardless of battery capacity. Additionally, Tenavolts two hour charging time reduces waiting time by more than 50% in comparison to most NiMH batteries. Ideal for travelers, the four-pack battery charging case comes with a micro USB interface for convenient charging on the go. Unlike standard NiHM chargers, the T-Charger can also charge batteries individually. Thanks to the dual charging indicator system, you’ll always know when the battery is fully charged.