Energizer Ultimate Lithium AA Batteries Pack of 4 charger Bad Battery Detection Alert -

Bad Battery Detection Alert - If a bad battery is detected a red x will illuminate

The U6-LR seamlessly blends into any environment

28hrs with the case and fast-charge

4 AA batteries charged in 4 hours (about 90% of full charge

Energizer Ultimate Lithium AA Batteries Pack of 4 charger Bad Battery Detection Alert -Product Description Nothing outlasts Energizer Ultimate Lithium AA batteries. The Energizer Ultimate Lithium batteries are the #1 longest lasting AA batteries complete with leak resistance and performance in extreme temperatures ( 40F to 140F or 40C to 60C). To ensure your favourite devices operate at their peak performance, depend on Energizer Ultimate Lithium batteries for work, play and home. Up to 10 year battery backup in AC powered smoke