TST® Buddy 20'' Folding Ebike
Peak Motor
Max Range
Top Speed
Torque
Phone App
Max Load
Pairs well with
Supports local pickup
One Year Warranty
Delivery 3-7 Days
Contact Us
Email: support@tstebike-eu.com
Hours: Monday~Friday 09:00–17:00 (CET)
Trusted Delivery
What's in the box
TST® Buddy 20'' Folding Ebike
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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Shipping Information
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Customer Support
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FAQ’s
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Contact Us
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Efficient rear drive—torque at low speed, thrift at cruise
rear hub rated 250W, 60 Nm. Paired with a 7-speed freewheel it starts smooth and runs quiet.
Big 180 mm rotors, power you can modulate
Confident stops in dry or wet with clear bite and linear feel. If final spec is hydraulic, change to “Hydraulic discs for even steadier lever feel”.
Three-step fold, solid when stowed
Safety-latch hinges keep the frame tight after folding, so it loads cleanly into trunks and office corners.
Plush Fork
The alloy hydraulic fork balances support and glide, taking the edge off manholes, seams and curb cuts. It stays composed in a straight line and calm when you steer—comfortable for weekdays, confident for weekend paths.
Find your cadence faster
Smart gearing makes starts lighter and cruising easier. Paired with PAS, it bridges city streets and side trails with one familiar control.
Three seconds from folded to freedom
Boardwalk breeze, plans that change on the fly. 20×4.0 tires and an 80 mm fork turn cracks into rhythm; the 250W rear hub shrugs off headwinds.Fold. Ride. Repeat.
Fold once, the city gets closer
One trunk slot buys all-day mobility. The 48V 10Ah pack tops up in 4–5 hours, so detours and day trips stay easy.
7-speed confidence on every climb
Shimano 7-speed with PAS keeps you lighter before the hill and steadier on it. Wide 4.0″ rubber grips loose soil and gravel with ease.
Spec & Size
Overview
Buddy Pro packs SUV-level capability into a carry-anywhere package.A 250W peak rear-hub motor launches you to 25 kmh, while the high-capacity battery delivers up to 100km of real-world range—even with a 450 lb rider plus cargo. A front suspension fork smooths city potholes and park trails alike, and the bike folds in under 10 seconds to just58.7 ″ × 11.2 ″ × 31.1 ″—slim enough for sedans, closets, or an RV bay. At 71.9 lb(with battery), Buddy Pro is your all-season commuter, camping companion, and urban explorer in one.
Features
The TST R9 stands out with a high-performance 1500W rear hub motor, delivering smooth acceleration and speeds of up to 32 mph.
Its featured dual battery system with two 48V 15Ah batteries offers an extended riding range of up to 130 miles under ideal conditions, making it perfect for commuting and long-distance riding.
For riders who prefer a lighter option, the R9 is also available with a single 48V 15Ah removable battery providing a range of up to 65 miles for everyday city riding.
Built for comfort and control, the R9 features front and rear suspension for a smoother ride on both urban roads and light off-road paths.
Hydraulic disc brakes deliver reliable stopping power in all conditions, while a 7-speed drivetrain ensures smooth and responsive shifting.
An LCD display shows real-time speed, mileage and battery level. Integrated front and rear lights improve visibility, and four riding modes including Boost Mode let you ride your way.
Combining strong performance, extended range, and practical design, the R9 is built for commuting, exploring, and confident daily use.
FAQs
Q1: What’s the difference between the dual battery and single battery version?
A: The dual battery version uses two 48V 15Ah batteries for nearly double the range, ideal for long rides, commuting, and off-road adventures.
The single battery version delivers up to 65 miles, perfect for daily city riding.
Q2: How powerful is the 1500W motor in real riding?
A: The 1500W rear hub motor delivers strong acceleration and excellent climbing power. Compared to standard 750W bikes, it feels faster, smoother, and more confident on hills, snow, sand, and rough roads.
Q3: Do both batteries work at the same time?
A: Yes. The smart dual battery system runs automatically, using the main battery first and seamlessly switching to the second. No stopping, no power drops, just smooth riding.
Q4: Can I remove the battery to charge it?
A: Yes. Both batteries are removable, so you can charge them at home, in the office, or anywhere convenient.
Q5: How long does charging take?
A: Each battery takes about 5 hours to fully charge. You can charge them separately or one after the other.
Q6: Is the battery safe and reliable?
A: Absolutely. The batteries are protected by a built-in BMS safety system, preventing overcharging, overheating, and short circuits.
Q7: Is this eBike good for beginners?
A: Yes. With multiple riding modes, beginners can start with low assist and gradually move to higher power levels when ready.
Q8: Is 1500W too powerful for daily riding?
A: Not at all. The power output is well-controlled and paired with hydraulic disc brakes and full suspension for a safe and stable ride.
Q9: Is this bike better for the city or off-road?
A: Both.
City: Fast, efficient, stress-free commuting.
Off-road: Strong motor, full suspension, and confidence on rough terrain.
Q10: Is dual battery really worth it?
A: If you want:
✅ Longer range
✅ Fewer charges
✅ Less range anxiety
✅ More freedom to explore
Then the dual battery version is the smarter choice.
Q11: Any deals available right now?
A: Yes. A limited-time discount is available now, plus free accessories while supplies last.