A lightweight, step-over bike, the STAR is a single-speed, rear-motor electronic bike that folds up neatly, allowing for easy storage in the trunk of your car and it won't take up a lot of space at home. No need for a bike rack! Perfect for smaller children and adults, this comfortable ride weighs in at a compact 45 lbs (with battery) and can handle bikers up to 230 lbs. The STAR is ideal for all-weather pavement travel. Unfolded: 67in length X 24in width X 45in height. Folded: 39in length X 18in X width 26in X height. The seat post, at its lowest and measuring from the top of the saddle to the floor, is 30 inches, the seat post extends to a maximum of 47 inches. The measurement from the middle of the saddle to the handlebars is 23 inches. Motor Brushless 250W Battery 36v 8.7ah li-ion Charger 1.5A Speed 18mph Range 30 miles with PAS (Pedal Assist) Battery Charging time 4-6 hours Display Colorful LCD 860C with USB Frame Magnesium Alloy Frame - Foldable Bell TWOOC Electric Bell Mudguards Front and Rear Front Fork Steel Tires 16 x 2.125 inch Brake Front and Rear Disc brakes Derailleur SHIMANO Tourney 6 speed Chain Anti-rust Chain Shifter Thumb Throttle with PAS Seat Black Comfortable seat Light Front and Rear Dimensions 26 L x 16 W x 33 H Dimension Folded 39L x 18 W x 26H Max. User Weight 220 lbs Vehicle Weight 45 lbs (with battery)