The WA3724 WORX 36-Volt lead acid mower battery charger works to charge the WA3220

The WORX 60-Minute Quick Charger will charge your 18V & 20V batteries to reduce downtime and ensure that you always have a full charge for your WORX tools.

The WORX dual port quick charger is for use with 18/20-Volt Lithium batteries. Dual port allows for two charging modes that allows one battery to quickly charge or charge both within 2 hours.

The WORX WA3742 20-volt lithium battery charger is for 20-volt MAX lithium batteries WA3520, WA3525, WA3512, WA3512.1, WA3522, WA3544, WA3575, WA3578. Use this charger to charge 20-volt WORX lithium batteries for models: WG151, Series

The WORX dual port quick charger is for use with 18/20-Volt Lithium batteries. Dual port allows for two charging modes that allows one battery to quickly charge or charge both within 2 hours.

The WORX quick charger is for use on the 18/20-Volt LithiumTech batteries. The quick charger will charge the battery in one hour so less downtime in between charges.