Outdoor & Sporting Goods. Rated output power: 250W / 350W. Rated voltage: 12V / 24V / 36V. No load current: 2.0A / 2.2A. Orque: 1.1 N. Reduction ratio: 9:1. Installation hole spacing: 42-95 (four holes in total). Total length of motor: 133mm. Applicable chain: 410 chain (ordinary bicycle chain). Suitable type: bicycle, small tricycle. Reference load capacity: About 150 kg. Speed: About 25 kilometers per hour. Please check with y. We are not responsible. OR, you may choose to have a replacement. Our aim is to provide Top Level Customer Service, normally so we will try our best to solve any problem you have. Please DON’T leave negative or neutral feed.