Yomper adapts to your needs and different situations. Its unique central position makes you almost forget that the Yomper is mounted on your wheelchair. The EasyGo box provides convenient and easy handling, it is easily connected via Bluetooth to Yomper. You can set Yomper in 2 different modes: indoor and outdoor. As an option, there is a care control that can be connected to Yomper. Sometimes you have to work hard to get over obstacles or up slopes. Over time, these efforts are likely to cause pain, especially in the shoulders. According to clinical studies, 30 to 73% of manual wheelchair users suffer from shoulder pain. Reduce wear and tear and get help in everyday situations. 6.2kg Total weight ( 4.65kg without the battery) Max user weight 150kg Battery Type 24V10Ah Lithium-ion Charging time 4 hours Engine 250W Max Engine Power 450 W Range 34km Max Gradient 16% 2 x settings. Indoor and Outdoor 2 year warranty