Aiskaer 2-6S XH Lipo Battery Charger Balance Board for X4 Charger+ Colorful Wires Color: Black + White;Weight: 20g;length:6.5cm;width:2.7cm Works With 2S - 6S Batteries With A JST-XH Balange Plug, 7.4V-22.2V High Quality Colorful Silicone Wires Expand the charging capabilities of the X4 charger, 7.4V-22.2V Matches many of the most common battery balancing plugs on the market including Venom, Traxxas, Racers Edge and many more