This is a Hiriyt electric mountain bike in black. It has an aluminium alloy frame and the front fork is made from high strength carbon steel with shock absorption. The front and back wheels are double layers aluminium. The lithium battery is removable and it is 36v / 8Ah Li and supports 25km in full electric mode and 50km in assisted mode where pedalling is combined with electric. The fast battery charger takes 4-6 hours. It has an adjustable seat so it is comfortable to ride and has slip and wear resistant tyres with a bright LED headlamp for safety.