Price: $638.00
(as of Jul 02, 2026 04:40:04 UTC – Details)
The Jasion Roamer/ST Electric Bike redefines off-road performance with its powerful 48V 1200W peak motor, massive 528Wh battery. Engineered for both teens and adults, this electric bicycle delivers the thrill of a mountain bike with the benefits of commute electric power.
Unmatched Power & Speed
Powered by a high-torque 48V system with a 1200W peak brushless motor, the Jasion Roamer outperforms standard 36V models with ease. It reaches a thrilling top speed of 28 MPH, offering bike performance for both urban streets and rugged trails.
Massive Range & Ultra-Fast Charging
Equipped with a high-density battery (48V 11Ah), this electric bike provides a massive 528Wh of energy—far exceeding the 18-20Ah found in competitors. Enjoy up to 50 miles of pure electric range on a single charge, with a lockable, removable, and waterproof battery for security.
Precision Braking & Control
This electric bike for adults and teens delivers reliable stopping power and superior control, ensuring a safe and stable ride at high speeds and on steep descents. Ride with confidence knowing your e-bike has the braking performance to handle any situation.
Smart Features & Security
The Roamer ebike for adults features a LCD display that clearly shows speed, battery level, and mode—giving you full control at a glance with the simple three-button control system.
Uncompromising Safety & Peace of Mind
Ride with absolute peace of mind. This e bike meets the highest safety standards with triple-layer certification: UL2849 for the whole system, UL2271 for the battery pack, and UN38.3 for the individual cells. Plus, enjoy a 12-month warranty on the motor, battery, and controller, backed by lifetime technical support to keep your adventure going.
Experience the Jasion Roamer—where power, range, and safety converge for the ultimate electric bike adventure.
【UL2849 Certified & 1200W Peak Motor】 – Jasion Roamer electric bike for adults is UL2849 certified, ensuring its full electrical system meets U.S. safety standards.Powered by a 750W (1200W peak) brushless motor, it reaches speeds up to 28MPH and confidently handles roads, grass, sand, and light mountain trails, making it a reliable choice for versatile daily travel.Front and rear mechanical disc brakes deliver powerful, precise control, giving you consistent safety and confidence on every ride.
【Removable Large Battery】 – The Roamer ebike is equipped with a 528Wh removable battery, which can travel 45-60 miles in 6-7 hours per charge, meeting travel or daily commuting needs. This electric commuter bike utilizes a spring-loaded, quickly detachable sealed design, achieving an IPX-6 waterproof rating. In addition, the key will firmly lock the battery to the frame, do not worry about it easily dropped or being stolen.
【Intuitive LCD Disply&7-Speed Gears】 – This adult electric bicycle has an intuitive LCD display, showing the speed, battery charge, pedal assist level, and travel distance. The large LCD display allows you to observe the cycling situation anytime and anywhere.The 7-speed gear and three different cycling modes: pure electric, electric assist, and pure pedal, making it very suitable for long-distance cycling.
【Powerful Lighting Configuration】-The Roamer e bike is equipped with a powerful lighting system, including left and right turn signals, brake light, rear tail light, and front light. When a turn is needed, simply gently activate the turn signal button on the handlebars to let vehicles behind you know your turning intention, thereby safeguarding your commuting safety.
【80% Pre Installation and Comfortable to Ride】 – This roamer pedal assist bike has completed 80% of the pre installation, and simple installation and detailed instructions can help you enjoy the fun of easy cycling faster.The 26″ tires are for greater durability and a high-strength front fork suspension can absorbs bumps with 80 mm of travel, meaning that there is enough comfortable space on bumpy or rough roads.
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