Ampshare 18v Lithium-ion 4.0 Ah Battery Pack

CORE18 V Li-ion storage battery with Highpower cells, charge indicator and electronic cell protection (ECP). ECP protects storage batteries against overloading, overheating and deep discharge. COOLPACK 2.0 technology ensures a storage battery service life that is 135 % longer in comparison to storage batteries without COOLPACK technology. It makes longer operation times possible. Compatible with all 18 V cordless devices with AMPShare or Bosch Professional 18 V storage battery interface.