【Replacement Battery for Worx 40V Battery】Voltage: 40V | Capacity: 3000mAh | Battery Type: Li-Ion | Package Includes: 2 Packs Replacement Battery for Worx Battery 40V. you can do a lot of work with 2 packs of batteries, save charging time, never wait for power (Note: Not fit for 2x20V tools, Nitro Series WG185, WG568E series tools and 20V chargers & Tools) 【Wide Compatibility】Perfectly compatible with Worx 40V power tools WG180, WG280, WG380, WG580 etc., fit for Worx 40V MAX charger WA3747, WA3877 (not compatible with 2x20V tools and 20V charger) 【Seamless Compatibility and Perfect Match】Our replacement battery for Worx 40V battery is no ordinary battery—it's designed with premium compatibility in mind. It perfectly works with WORX 40V tools, including the WG180, WG280, WG380, and WG580 series (edgers, hedge trimmers, chainsaws, leaf blowers). The precise interface is designed to fit into the tool easily and lock the tool in place instantly without any forceful squeezing or shaking 【Powerful Power and Fast Charging】Our replacement battery is excellent when it comes to powering your Worx 40V tools（WG180, WG280, WG380, and WG580 series）, so you can enjoy longer run times and fast charging capabilities. With a capacity of up to 3Ah, it provides excellent power and longer run time for your Worx tools, so you don't have to stop and change batteries as often, which saves time and improves efficiency 【LED indicators & One-click Relase】The replacement batteries compatible with worx 40v batteries include 3 LED indicators, convenient to check the remaining battery power and charging status at any time to avoid interruption of the work; one piece of release button is convenient to install and remove the batteries, and the non-slip design makes the operation more convenient 【Safety Protection & Durable】We use high quality materials to make the battery, accidentally drop it? No problem. It's sturdy enough to handle minor bumps and drops. CE FCC ROHS certified, it provides multiple protections against potential damage caused by overheating, over-discharging, over-charging, over-current, short-circuiting, prolonging the battery life and providing safety for the user; The battery has no memory effect, and it can be fully or partially charged at any time 【Excellent Customer Service】45 days money back, 24 hours prompt customer service. We don't just sell batteries, we provide a complete experience. Our excellent customer service team is always at your service - if you have any questions about the installation, use or performance of your battery, please feel free to contact us 【NOTE】Compatible only with WORX 40V tools: WG180, WG280, WG380, and WG580 series. Not fit for 2x20V tools, WG568E series tools, 20V chargers & tools, and Nitro Series WG185, WG855 WG585 & WG324, WG183, WG509 WG505 WG170 WG743, WG753 WG761, If you have any questions about compatibility, please contact us! PENGJBATTER 2 Packs 40V 3Ah Replacement Battery for Worx 40V Battery WA3580 - Compatible with Worx 40 Volt Cordless Tools WG180 WG280 WG380 WG580 & Charger WA3747 WA3877 (Not Fit 2x20V Tools)