This is a generic, equivalent one, 100% compatible! 18V (Also working with Worx 20V tools) 6000mAh replacement/equivalent Rechargeable Li-ion battery is 100% compatible with Worx Worx WA3522 WA3544 WA3671 WA3525 WA3578 WA3520 WA3575 WA3512, Brand new, one year warranty!

Replacement for Worx 20V Battery:
WA3525 WA3578 WA3520 WA3575 WA3512 WA3512.1 WA3522 WA3544 WA3671

Compatible with Worx 20V Chargers:
WA3875, WA3881, WA3847, WA3868, WA3835, WA3764, WA3732, WA3838, WA3742

Compatible with Worx 20V lithium tools:
WX178L, WX174L, WX169L, WX176L, WX290L, WX027L, WX026L, WX027L.9, WG162, WG170, WG170.1, WG154, WG155, WX682L, WX801L, WX530L, WX523L, WX530L.9, WG547, WG545.4, WG547.2, WX093L, WG546, WG261, WG255.1, WG275, WG801, WG629.2, WG629.1, WG625, WX550L, WX543L, WG320, WG321, WG322, WG323, WX820L

Compatible with Worx 40V PowerShare tools:
WG284, WG644, WG584, WG584.1, WG743, WG779

Please note the compatible brand model before purchase, it is not compatible with Qualcast ABP118LZ, it is a different battery ！！！！

Specifications:
◆ Brand: generic/equivalent
◆ Condition: brand new, 1 year warranty!
◆ Voltage: 18V (Also working with Worx 20V tools)
◆ Capacity: 2Ah
◆ Battery Composition: Li-ion
◆ Intelligent program protection prevents from over charge

Package Includes:
1X Replacement 18V Li-ion Battery 2Ah For Worx WA3522 WA3544 WA3671 WA3525 WA3578 WA3520 WA3575 WA3512