GOSEN manufactures popular folding electric bikes, fat tire e-bikes, and high-quality sporting goods, offering innovative mobility and recreation products.
GOSEN offers a diverse range of products, with a primary focus on high-performance electric bicycles and racket sports equipment. Their e-bike lineup includes powerful folding fat tire models like the Q7-DB and S5, designed for versatile outdoor exploration and comfortable urban commuting. These electric bikes feature robust lithium-ion batteries, adjustable pedal-assist options, reliable disc brakes, and durable frames to handle diverse terrains safely.
In addition to their electric mobility solutions, the GOSEN brand is well-regarded in the racket sports industry, manufacturing premium badminton strings, tennis equipment, and professional stringing machines. Whether you are assembling and calibrating a new e-bike or maintaining your sporting gear, GOSEN provides innovative designs tailored for active lifestyles.
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Twist the battery lock counterclockwise to the end to turn on the battery, then press the power button on the left handlebar until the display lights up.
Depending on the model and battery capacity, riding range varies. For example, the S5 model offers 50-60 miles in pedal assist mode, while the Q7-DB can reach up to 80 miles. Range is affected by payload, terrain, and your use of the hand throttle.
Make sure the battery is turned off. Plug the charger into a wall outlet, and insert the charging cable into the battery terminal. The LED glows red while charging and turns green when fully charged. Disconnect the charger and replace the rubber cap after charging.
Detailed assembly steps for models like the S5 and Q7-DB are included in original user manuals. You need to attach the handlebars, the front wheel/fender, the seat, and the pedals. You can also refer to the official GOSEN bike website for more information.