The Mighty Max automatic smart wheelchair battery charger comes with the round 3 pin XLR connector. The Mighty Max Charger provides an enhanced charging method that will not damage your batteries when left connected. Mighty Max 24-Volt 5 Amp charger also provides a short circuit protection, enabling the product to charge safely in most environments. Mighty Max 24-Volt 5 Amp charges 24-Volt lead acid and Gel cell type Batteries. Most common use with the following wheelchairs: Invacare, Pride Mobility, Hoveround, Freedom, DDC, Shoprider, E-Scooter Electra, Frank Mobility, Merits Health Products, Theradyne and many more. Color: Black.