This is the Taken 4 Pack Cr123a Lithium Batteries, 3.7V Rechargeable Batteries and LED Charger
Includes a Smart Battery Charger - High definition LED displays real time charging status. Charges up to 4 rechargeable batteries independently, without having to only charge batteries in pairs.
Each of the four batteries monitors and charges independently.
Built in USB Cable - This lightweight and compact battery charger with a built-in USB charging cable that stows away in a designated secure trough to save space and prevent damage.
they are 100% Brand New 3.7V 800mAh Rechargeable Batteries, Perfect for High Drain Devices; No Memory Effect, Can Be Recharged Up to 600 Times When Fully or Partially Drained.
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