Price: $699.00 - $399.00
(as of Jun 30, 2026 21:16:32 UTC – Details)
Product description
The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. Windhorse W4B 20inch folding ebike Merchant Video
1 Peak Motor
2 Shock
3 Brake
4 Speed Shift
5 Light
𝐓𝐢𝐩𝐩𝐬！！！
Please note that due to the value of the items and to prevent loss, electric bicycles require an adult signature to sign for them!
Does my ebike come pre-assembled?
90% of the electric bicycles have been assembled, leaving some parts that need to be installed manually. You can refer to the unboxing video and instruction manual for assembly.
Is the rear rack sturdy? I’m worried about screws loosening over time.
Yes! W4 has an integrated one-piece frame (no bolts). No screw loosening risk. Safely holds 55 lbs with zero wobbles.
Is this ebike certified for safety? How reliable is the electrical system?
Yes, the WINDHORSE W4 is fully UL 2849 certified, meeting the highest electrical and fire safety standards. Our battery, motor, and controller have undergone rigorous testing to ensure zero overheating risks during charging or riding.
Can I add a front basket to this ebike? How do I install it?
Yes! The WINDHORSE W4 features a pre-drilled front mounting base right on the head tube. This reinforced bracket allows you to easily DIY and mount any standard basket, cargo rack, or pet carrier you like.
Go Farther — Powered by a 48V 15.6Ah UL-Certified removable battery, delivering a range of 55–70 miles with pedal assist or 40–45 miles on throttle only per charge—effectively eliminating range anxiety for daily commutes and weekend adventures. The UL-certified lithium battery features a smart BMS protection system, lockable security, and a 6–7 hour full charge time. Its removable design allows for convenient charging at home, in the office, or anywhere you need.
Enhanced Performance- 720W (983W peak)motor quickly reaches 20 MPH for commutes to work, campus, or shopping trips. Conquers steep 30° inclines and hills with ease—perfect for hilly neighborhoods, mountain trails, gravel roads, and beach access routes. 3-level pedal assist system automatically adjusts power output for optimal battery efficiency and smooth acceleration. Ideal for office workers and students who need reliable power for daily travel, exercise and weekend adventures.
Maximum Versatility- Choose throttle only, pedal assist for effortless riding, pedal only for exercise, walk assist for steep hills or crowded areas, or cruise control for relaxed long-distance rides. Shimano 7-speed drivetrain delivers smooth, reliable gear changes for climbing hills, navigating campus, commuting to work, or riding flat beach paths. Backlit LCD display tracks speed, battery percentage, distance, and riding metrics in real-time for easy monitoring during day or night rides.
All-Terrain & All Weather Safe Stability – 3.0″ wide fat tires deliver exceptional grip on snow, rain, mud, beach sand, and gravel. Anti-puncture tread design handles wet conditions and road debris. Dual mechanical disc brakes for quick stopping. Ultra-bright LED lights (front/rear) for nighttime visibility. Half-twist throttle prevents accidental activation for enhanced safety.
Comfort-Engineered for Rides – Low step-through frame allows easy access without high leg lift for students, which perfect knee-friendly exercise for casual riders. Front suspension fork absorbs shocks on city streets, gravel roads, and trails. Wide cushioned seat provides maximum comfort for commuting, shopping, campus, exercise, and weekend outings. Folds compact for easy storage in apartments, car trunks, dorms, and RVs.
Ultra-Portable Folding Ebike – Compact folding design stores easily in apartments, car trunks, dorm rooms, RVs, and offices. Adjustable seat and handlebars fit riders 5’1″-6’3″ for students, couples, families, and office workers. Supports up to 330 lbs maximum rider weight. Reinforced rear rack carries 55 lbs of cargo for grocery shopping, work commutes, deliveries, school supplies, camping gear, and beach trips. Perfect for urban living, college campuses, and weekend adventures.
Easy Setup -Arrives 90% pre assembled with one-piece frame design for solid strength and stability (no loose screws or wobbling). Includes clear instructions and all essential tools for quick, hassle-free setup. Perfect for students, families, and first-time e-bike buyers who want hassle-free assembly. Ideal for commuting, campus travel, shopping trips, and weekend outings. 24/7 responsive customer support ready to assist with assembly or riding questions for a worry-free e-bike.
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