CUSTOMER SERVICE - The battery is guaranteed for half a year and the accessories for one year. Non-quality problems are not covered by the warranty. Once you purchase Gyroor products, we will provide lifelong technical support or update services. FOLDING & ECO-FRIENDLY - Quick folding makes it convenient to put into the car trunk, save more space for storage or transportation. Provided with good anti-pressure frame. IPX54 waterproof protects your cycling on rainy days. Electricity-powered design is eco-friendly and zero emissions without air pollution and have fun;. 3 RIDING MODES & LCD DISPLAY - Our electric bike has 3 modes as: eBike, pedal assistant bike, bike; Press the power button on the handle to accelerate the bike; The LCD control panel makes it easy to keep tracking of battery;. DUAL DISC BRAKE SYSTEM - Equipped with front and rear double disc brake, providing powerful, progressive braking in any conditions;. FAST SPEED & LONG MILEAGE - Gyroor C3 electric bicycle owns 450W high speed brushless motor, top speed of 18.6MPH, with the mileage of 28-38 miles, powered battery by 36V10Ah , which makes your e-bike commuting just easier, with its maxload 265lb;.