The connector is 100% compatible with all Power Wheels® 12-Volt ride-on toys from Fisher-Price. Use it to connect a standard 12-Volt SLA battery to your Power Wheels® vehicle. A 40-AMP fuse is installed on the harness and it is replaceable. Please note that this product is manufactured by SafeAMP®. This product is not manufactured or distributed by Fisher-Price®, owner of the Power Wheels trademark.