Best Buy - 123a Rechargeable Batteries

: Use these for equipment that strictly requires 3V to avoid damaging circuits.

: Standard for most modern LED flashlights that can handle higher voltage. 123a rechargeable batteries best buy

: Best for sensitive devices. These provide a 3.2V output , making them a safe, "drop-in" replacement for standard disposables without the risk of frying electronics. : Use these for equipment that strictly requires