Sealey CP108VBP 10.8V 2Ah Lithium-ion Battery Pack are compatible with the CP108V Series. 10.8V 2Ah Lithium-ion battery. Compatible with the CP108V Series. Lithium-ion batteries give an all-round better performance than standard Ni-Cd/Ni-MH cells. No memory effect - these batteries can recover from a deep discharge with no tendency to reduce overall capacity.