Better Balance and Grip E-bikes with fat tires are ideal for off-road. Thick tires improve the control and balance of the ride, and Robin uses CST/Kenda 26"X4.0", run-flat tires with wide rims that greatly increase its durability. Step-Thru Frame The Step-Thru electric bike frame usually has a very low top tube height of 480 mm, which is an ideal electric bike for women, beginners, people with bad knees and older people. (It is also friendly to women in e-bike skirts). Excellent Shock Absorption The Robin is equipped with a hydraulic RST 80 mm suspension fork with rebound adjustment and lockout function. Depending on the terrain, the rebound setting and lockout function can be adjusted. 624Wh Battery The Robin has a 48V 13Ah battery with BMS battery system that protects you from overcharging and overheating. Bafang Motor Bafang 250W brushless hub motor with 80 N.m torque for stable performance and provides powerful power. LCD Display LCD display for clear presentation of all required data, such as battery, pedaling assistance level, speed, etc. Equipped with a USB port. Shimano 7-speed Freewheel Shimano 7-speed freewheel for better adaptation to different road conditions, such as sand, forest,mountain and snow. Specification: Brand:JOBOBIKE Model:Robin ST Battery:48V 13Ah(624Wh) lithium battery Frame:6061 Aluminum alloy Motor:48V 250W Bafang Max.80N.m Handlebar:Aluminum alloy 720mm Display:Color LCD with USB port Saddle:leather comfort saddle Charger:AC110-240V DC48V2.0A Kickstand:Single-leg aluminum alloy Front Light:Bright LED light with 40 LUX Pedals:Wellgo mountain type Rear Light:With brake light function Seat post:Aluminum alloy Φ31.8×350mm Pedal Assist:Intelligent 5 levels pedal assist Fenders:Black PVC fenders Tires:CST/Kenda 26"x 4.0" Derailleur:Shimano 7-speed Front Fork:RST hydraulic suspension fork Controller:48V250W Crank:Aluminium alloy 42T Chain:KMC Range:≥65Km (Measured riding on a full charge, flat road, 80kg rider) Suspension:RST aluminum hydraulic suspension Recommended Height:Above 160cm Brakes:Tektro mechanical disc brakes Brake Rotors:Tektro 180mm front & rear Brake Levers:Tektro comfort grip levers with integrated bell Load Capacity:120kg N.W.:34.6kg Total Weight:44kg Packing Size: 1620 x 280 x 920 mm Type:All Terrains Electric Fatbike Feature:Fat Tire & Powerful Applicable Scene:All Terrain