Pro 18v Battery Clm18vrb -

Primarily Ni-Cd (Nickel-Cadmium), though modern replacements are often upgraded to Ni-MH for better capacity without memory effect.

The number one question users ask: Will this fit my tool? The is designed with a universal slide-lock interface. Based on market analysis, this battery is most frequently purchased as a replacement for: pro 18v battery clm18vrb