The RBSM SPORTS Mars 3 E-bike rides just like a regular mountain bike, with or without a charge in it. At only 19KG, it is among the lightest E-bikes on the market. Built-in frame battery has the look and feel of a regular mountain bike. Front suspension forks offers the most comfortable riding experience for any terrain. Front and rear disc brake for better brake performance. Patented integrated into frame LED headlight.