The Roger Black aerobic training exercise bike is great for people who are serious about fitness. This bike has a manual resistance system and an eight level tension control, which means you can choose the difficulty level that is best for you. The console displays your time, speed, distance and calories, so you can always keep track of your progress. Manual resistance system. Console feedback including: scan, time, speed, distance and calories. Variable tension control. 18kg flywheel. Self levelling pedals with pedal straps. Adjustable seat. Adjustable handlebar. Maximum user weight 125kg (19st 10lb). General information:Batteries required 1 x AA (included). Size H115, W52, D116cm. Weight 50kg. Transportation wheels. Self-assembly.