Functional Foldable Design: Exercise bike, Achieve an intense workout in an upright position or effortlessly convert it to a recumbent exercise position for a more relaxed workout. It can be easily folded up and stored when not in use. LED Display: Recumbent exercise bike, Keep track of your workout progress with the speed, distance, heart rate, calories burned, and time displayed on the LED screen. It will keep you motivated throughout your session. It also includes a convenient phone/pad holder for entertainment or reading purposes. 16-Level Adjustable Resistance: Exercise bikes for home, Start with a gentle pedaling warm-up and gradually increase the resistance to maximize the effectiveness of your workout. Arm-Bands: Recumbent exercise bikes for home, is equipped with innovative arm bands for upper body strength training. The pedals have straps to ensure your feet stay in place and increase stability. Additionally, transport wheels allow for easy and fast relocation of the bike. No batteries: Unplugged, no batteries included (customers need to purchase two AAA batteries to install into the display). Dimensions: Recumbent Dimensions 30.7"L x 19.7"W x 42.3"H, Upright Dimensions 25"L x 19.7"W x 47.6"H, Folded Dimensions 9"L x 19.7"W x 54.7"H Folding Exercise Bike, Fitness Upright and Recumbent X-Bike with 16-Level Adjustable Resistance, Arm Bands and Backrest