Combo: 4pcs Tenergy 9V 600mAh Li-ion Rechargeable Batteries
- Save Money and the Environment Tenergy 9V Li-ion rechargeable battery can be charged and discharged hundreds of times, greatly reducing the number of batteries you need to replace and dispose into the environment.
- Direct replacement Tenergy 9V Li-ion rechargeable battery can be used as a direct replacement for 9V Alkaline or 9V NiMH battery.
- Li-ion chemistry is a newer battery technology that has lower self-discharge, which allows more idle time for the battery..