UNIVERCYCLE B3 20" Step-Thru E-Bike 350W Motor 48V 13Ah Battery
UNIVERCYCLE B3 20" Step-Thru E-Bike 350W Motor 48V 13Ah Battery - EU / Black está esgotado e será enviado assim que estiver de novo em estoque.
🎁5% OFF for orders under $1000 Code: MOTHERSDAY5 copy
🎀7% OFF order over $1000 Code: MOTHERSDAY7 copy
💖10% OFF order over $1500 Code: MOTHERSDAY10 copy
Delivery and Shipping
Delivery and Shipping
Delivery Time
5-7 business days (US, IRL warehouse)
7-10 business days (EU warehouse)
15-20 business days (HK warehouse)
Return & Refund
Return & Refund
We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.
Warranty Policy
Warranty Policy
Under non-human circumstances, the battery, electric controller, motor, and frame are under warranty for one year.
There is no warranty for vulnerable parts, and the warranty for non-vulnerable parts ranges from 1 month to 6 months.
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Why Choose UNIVERCYCLE B3 (Marte) Over Standard Folding Ebikes?
The UNIVERCYCLE B3 (Marte) stands out in the 20-inch foldable fat tire ebike category by balancing portability with rugged performance. Unlike slim-tire commuters, the 20" x 4.0" wide tires provide superior shock absorption and grip, making it a true all-terrain electric bike for both urban streets and park trails.
Technical Specifications
| Feature | Specifications |
|---|---|
| Model | UNIVERCYCLE B3 (Marte) |
| Frame | Foldable Aluminum Alloy (Space-Saving Design) |
| Motor Power | 250W - 350W High-Efficiency Brushless Motor |
| Battery Capacity | 48V 12.5Ah / 13Ah (Max Range 45-80 km) |
| Tire Size | 20" x 4.0" All-Terrain Fat Tires |
| Drivetrain | Professional Shimano 7-Speed Drivetrain |
| Top Speed | 25 km/h (Urban Legal Speed) |
Frequently Asked Questions
Is the UNIVERCYCLE B3 good for commuting?
Yes! Its foldable design allows for easy storage in car trunks or small apartments, while the fat tires ensure a stable ride over potholes and city debris.
What is the range of the Marte B3 per charge?
Powered by a high-capacity 48V 13Ah battery, the B3 Marte delivers an impressive range of up to 80 km in pedal-assist mode, making it ideal for long-distance urban exploration.



















