WORKPRO 20V 4.0Ah Lithium-ion Battery Pack

Compatible with WORKPRO 20V: Well compatible with WORKPRO New Series 20V Cordless Power Tools such as drill, impact driver, grass trimmer, and hedge trimmer(For W122035A/W004572A/W125042A/W159006A/W159008A and more)

The set includes: 

10 PCS 3.7V 18650-4000mAh Lithium-ion batteries

Battery Cell Composition: Lithium-Ion

Unit Count:  1 Count

Voltage: 3.7 Volts

Package Dimensions: ‎5.24 x 3.66 x 3.5 inches

Material: ABS

Battery Capacity:  ‎4000 Milliampere Hour (mAh)