Accessibility & Mobility Aids
Wheelchair Tractor Electric Wheelchair Wheelchair ElectricAttachment Wheelchair Tractor 36V 250W 12 Inch Electric Wheelchair Tractor AttachmentDiy Conversion Kit
Maximum speed of the wheelchair puller: More than 20 km/h at 36 V, 400 W; Travel distance per charge: approx. 30 km per charge at 36 V, 15 Ah battery; LCD display shows battery level, time, speed, mileage and gear. Wheelchair traction device battery...
https://www.bizrate.co.uk/lifestyle_mobilityaids/wheelchair-tractor-electric-wheelchair-wheelchair-oid37242040892.html