TST R9 Electric Bike for Adults 250W Motor Ebike with 48V 15Ah/35Ah Built-in

Excellent Motor Performance] Equipped with a high-performance 250W brushless motor, the TST electric bike can reach 25km/h and a peak torque of 90 Nm, which allows it to effortlessly conquer steep slopes of up to 35 degrees. With its powerful riding performance, this e bike can handle both mountain climbing and urban commuting with ease.

[Upgraded Removable Battery] Powered by a 48V 15Ah removable battery, the ebike can be fully charged in just 6-7 hours and can ride up to 75km on a full charge (PAS mode). Depending on weight, the electric dirt bike makes long rides less of a challenge with its impressive range. The removable battery is UL 2849 certified, so you can charge it at home or outdoors.

[Comfortable Riding Experience] This fat tire electric bike is equipped with front and rear suspension system, which absorbs most of the bumps and vibrations during riding, providing a more comfortable riding experience and reducing body fatigue. 20"x 4" puncture-proof snow tires for electric motorcycle provide a stronger grip, ensuring the vehicle's stability and easily handle any adventure.

[Dual Seats]The 2026 upgraded electric bike features two seats, allowing you to ride with your partner. Share the joy with your friends and enjoy the fun of cycling together

[Safety First] The electric bike for adults high-brightness front light greatly improves driving visibility, allowing you to see the road clearly even at night, while the taillight has the function of reflecting light and signaling the turn of the rear vehicle, adding another layer of security for your safety. The braking system delivers powerful stopping power, enabling riders to decelerate and stop more quickly for enhanced riding safety

[Easy Assembly&Reliable Support] The e-bike is 90% pre-assembled, you can refer to the assembly video and user manual to complete the remaining assembly easily. Adult electric bicycles weighs 37kg, has a maximum load of 204kg.

Since 2005, Yeestep Technology has been specializing in the manufacturing and export of electronic products under the name of Uni-sun and Uni-chic. In 2020, the company pivoted to electric bicycles, becoming one of China's earliest large-scale e-bike manufacturers. Today, we offer a comprehensive product portfolio including ebikes, emotorcycle, escooters, and hoverboards, with over 50 models ranging from entry level to premium options.

As the operator of several leading e-mobility brands in the U.S., we provide global OEM and ODM services that meet brand standards. Our in-house PCBA and battery factory ensures a reliable supply of core components. Through stringent quality control: including 100% aging tests and real-world ride testswe maintain a product defect rate significantly below the industry average. With substantial production capacity and R&D expertise, we are well-equipped to serve medium and large clients. Additionally, our overseas warehouses enable swift delivery for smaller orders.

We invite you to experience our products and explore collaboration opportunitieslets shape the future of e-mobility together.

Advantages
1. Premium Quality: Rigorous aging and riding tests ensure a defective rate well below the market average.
2. Strong Manufacturing Capability: 40,000+㎡ production space, 8+ production lines, and 500+ workers, enabling large-order fulfillment (500 e-bikes/day, 2,000 e-scooters/day, 5,000 hoverboards/day).
3. Closed-Loop Supply Chain: In-house PCBA and battery factories guarantee stable supply of core components.
4. Patent & R&D Strength: Exclusive global hoverboard patent authorization from Hangzhou Chic; robust R&D support for OEM/ODM customization.
5. Global Presence: Local warehouses enable fast delivery and convenient after-sales service; certified with ISO 9001, ISO 14001, CE, UL, etc.
6. Trusted Partnerships: Cooperations with renowned retailers, supermarkets, and e-commerce platforms worldwide.

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