Kobalt 40-Volt 2.5Ah Amp Hours Rechargeable Lithium Ion (Li-Ion) Cordless Power Equipment Battery

b' 40-Volt 2.5AH Amp Hours Rechargeable Lithium Ion (Li-ion) Cordless Power Equipment Battery High performance Kobalt 40 volt li ion battery supplies no fade power without any amnesia after charging. Compatible with the Kobalt 40 volt max group, 1 battery system for over 24 yard treatment devices. Fuel gauge provides a very easy check on readily available power degree. First no lots voltage, when fully charged, peaks at 40 volts, small voltage under normal lots is 36 volts. '