3-hour Ultra-fast Charging With the revolutionary 3-hour fast charging technology, it easily solves the trouble of long-term charging, allowing you to set off at any time without waiting. MIK Rear Rack Quick-release design, easy to install. Strong versatility, compatible with a variety of accessories. Stable and safe. Hydraulic disc brake Hydraulic brakes provide a more powerful braking effect than traditional mechanical brakes, ensuring precise response and fast stopping in all weather conditions. Torque sensor The torque sensor detects the rider's pedal force in real time and intelligently adjusts the output of the electric power assist, making the riding experience smoother and more natural while improving riding efficiency. LCD display with bluetooth Through the exclusive App, users can check important data such as battery power, riding speed, mileage, etc. at any time to understand the riding status. Puncture resistant tires Dyno is equipped with 27.5-inch puncture-proof tires, providing you with greater safety and comfort. 8-Speed derailleur Shimano 8-speed derailleur ensures smooth and reliable shifting and offers a wide range of adjustment options for different road conditions. SPECIFICATION Battery:36V 15Ah(540Wh) Brakes:GEMMA hydraulic disc brake Motor:36V250W rear motor Chain:KMC Fenders:Aluminum alloy front and rear Charger:36V 5.0A (fast charge) Fork:Hydraulic front fork Front Light:Sate-Lite LUX 60 IP X5 Frame:6061 aluminum alloy Rear Lighting:Automatic-sensing brake light Pedal Assist:Intelligent 5 level pedal assist Handlebar:Black Saddle:Black comfortable saddle Kickstand:Single-leg aluminum alloy Pedals:Wellgo city type Seatpost:Promax SP-228 Range:≥90km (Measured riding on a full charge, flat road, 80kg rider) Load capacity:120KG Recommended height for riders:Above 155cm Display:Colorful display with bluetooth Controller:36V 250W Tires:Kenda 27.5”*2.4” Derailleur:Shimano 8-speed Rear Rack:MIK System