Integrated 4-level LED battery charge indicator allows user to monitor battery using. Surrounding heat release holes accelerate battery cooling. Easy-to-use design snaps in and out of tools
Provide short-circuit protection, over-charge protection, over-discharge protection, over-temperature protection, over-current protection and over-voltage protection,make the ues safer
Made of premium lithium ion battery cells, no memory effect, can be charged or discharged as needed without loss of capacity