<b><p>Item Specification: </b><br>Battery Voltage: 20 V </b><br>Battery Capacity: 4000mAh </b><br>Battery Type: Lithium </b><br>Condition: 100% Brand New </b><br> Replacement Battery for Worx 20V Battery <b><p>Replacement Part : </b><br>WA3512.1, WA3512 WG151, WG151.5, WG155, WG251.5, WG255, WG540, WG540.5, WG890<b><p>Compatible With: </b><br>WG151 trimmer/edger, </b><br>WG251 hedge trimmer, </b><br>WG540 blower/sweeper, </b><br>WG891 quicksaw etc. </b><br>All Rockwell 20V Power Tools </b><br>WG151, WG151.5, WG800.1 <b><p>Package include:  </b><br>2 X 4.0Ah Battery for Worx 20V Power Tools </b><br>1 x User Manual <b><p>Note: Please confirm the battery model fit your power tool before ordering