Wesco WS9940 710 g black

battery: 4ah | weight: 710g

Wesco WS9940 lithium-ion battery pack with a 4.0Ah capacity and 710 g weight. It fits Wesco 18 V cordless tools, also marketed as 20 V Max, and supplies sustained runtime for drilling, cutting and fastening tasks. The pack is certified compatible with that cordless lineup.