Water Sports
Motor Fins Powered Electric Surf Fin For SUP Surfboard Surf Foil Battery+Motor Surf Fin 36V 200W Paddle Board Accessories
Motor: 200W Voltage: 36V lithium battery: 12ah Charging time: 6 hours Product size: 17.5*26.5cm
https://www.bizrate.co.uk/water-sports/motor-fins-powered-electric-surf-oid40371388077.html