Remember when you didn’t depend on cords and gasoline to run your tools? Power your life with a WEN 40V Max Lithium-Ion 4Ah Rechargeable Battery. Compatible with the WEN 40V Quick Charger (model 40400), this battery is designed to fit the entire WEN 40V line, including the WEN Leaf Blower and the WEN Chainsaw. Lithium-ion cells create a fade-free power supply that provides 4 amp hours worth of steady and consistent operation. An onboard battery meter informs users when their power supply is running low and in need of a charge. Replace your current battery or add an extra for double the work time, keeping one on the charger and one in the machine. Forget the hassles of extension cords and gasoline. It’s time to simplify your life with a WEN 40V Max Lithium-Ion 4Ah Rechargeable Battery. Remember when your yard work was easier than ever before? Remember WEN.

- Double the run time of your 40V tool with an extra battery
- Lithium ion cells provide fade-free performance for your tools
- 4 amp hours worth of battery power
- Onboard battery meter informs users the status of the current charge
- Compatible with the WEN 40V Blower and the WEN 40V Chainsaw