Based around an Alloy 48cm Crossbar frame and rigid fork which, married with it's 26" wheels and front & rear disc brakes, maintains a direct and confident riding feel. The heart of the bike lies with a 250w Promovec rear hub motor and frame situated Li-Ion battery available in 3 sizes to cater for all adventures of all terrains and lengths – with the largest 12.8Ah achieving up to 60... https://www.electronics70off.co.uk/products/Batribike-Nova%252dX-Crossbar-Hybrid-Electric-Bike%2C-26%E2%80%B3-Wheel%2C-8-Speed-%E2%80%93-White.html