General description Lithium-ion battery pack compatible with SV20 Series power tools. This pack includes two 20V 4Ah batteries, designed to provide reliable power and performance for your tools. Features an LED battery level indicator for easy monitoring of charge status. Technical specifications Battery type: Lithium-ion Voltage: 20V Capacity: 4Ah Model Numbers: CP20VBP4, BK04 EAN: 5054630015588 Other information