CMACEWHEEL
CMACEWHEEL RX20 MINI Folding Electric Bike – 250W Rated / 750W Peak Motor, 48V 15Ah Battery, 40 km Range, 20" Fat Tire
CMACEWHEEL RX20 MINI Folding Electric Bike – 250W Rated / 750W Peak Motor, 48V 15Ah Battery, 40 km Range, 20" Fat Tire
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CMACEWHEEL RX20 MINI — Foldable Step-Through Fat-Tire Electric Bike
Meet the CMACEWHEEL RX20 MINI, a compact folding fat-tire electric bike engineered for city commutes, weekend getaways, and smooth trail riding. Powered by an EU-compliant brushless rear motor featuring a 250W rated continuous output and a 750W peak power surge, it pairs with a removable 48V 15Ah (720Wh) battery to deliver up to 40 km (25 mi) of pedal-assist range. In strict compliance with European road laws (EN 15194 / EPAC), the top speed is factory-limited to 25 km/h (15.5 mph) in pedal-assist mode with the twist throttle disabled. For riders located outside the European Union, the twist throttle can be activated and the top speed unlocked up to 42 km/h (26 mph). Built on a low step-through folding frame with 20"×4.0" all-terrain fat tires, full hydraulic suspension, and responsive hydraulic disc brakes, every ride feels safe, comfortable, and controlled.
🔋 Long-Lasting, Removable Battery
- 48V 15Ah lithium battery · 720Wh · up to 40 km (25 mi) per charge (pedal assist) / 25–35 km pure electric (outside EU with throttle activated)
- Lockable, fast-detachable pack — charge indoors safely or directly on the bike; full charge in ≈ 7.5 hours
- Smart BMS safety protection + over-current protection + built-in anti-theft battery lock
🚀 250W Rated / 750W Peak Power & Legal Compliance
- 250W Continuous Rated / 750W Peak Motor: Fully complies with EU road regulations with a 250W continuous rated output, while providing up to 750W peak power surge for confident climbs (up to 30°) and swift acceleration
- EU-Compliant Speed & Throttle Configuration: Factory-capped at 25 km/h (15.5 mph) in pedal-assist mode with the twist throttle disabled to strictly satisfy European street-legal requirements
- Outside-EU Unlock & Throttle Activation: For use strictly outside the European Union, the twist throttle function can be enabled and the maximum speed unlocked up to 42 km/h (26 mph)
- 5 pedal-assist levels with intuitive handlebar controls to easily tailor assist to your riding style
🛞 All-Terrain Fat Tires & Full Suspension Comfort
- 20"×4.0" all-terrain fat tires with reflective strips on durable integrated mag wheels — ready for snow, sand, gravel and city streets
- Front & rear KTET hydraulic disc brakes (DOT4) delivering powerful, confidence-inspiring stopping power
- Full suspension setup: 100 mm-travel hydraulic front fork plus a rear hydraulic shock with rebound and lockout
📟 Smart Display & Integrated Lighting
- Yonglin 81F smart LCD display: speed, battery level, trip distance and ride mode at a glance
- LED headlight, taillight with brake light & turn indicators, horn
- Shimano 7-speed gearing system for smooth, reliable shifting across varying terrain
🚲 Foldable & Practical Step-Through Design
- Quick-folding low step-through aluminum alloy frame — folds in seconds down to 98 × 81 cm for easy storage in car trunks or closets
- Everyday utility ready: heavy-duty rear rack, front and rear fenders, center kickstand, and folding pedals
- Carries up to 150 kg (330 lbs) — comfortably accommodates riders from 157–196 cm (5'2"–6'5")
- IP54 water-resistant rating for everyday riding peace of mind
📐 Specifications
| ⚡ Performance | |
| Motor | Brushless rear motor |
| Rated continuous power | 250W (EU street-legal) |
| Peak output power | 750W |
| Top speed | 25 km/h (15.5 mph) (EU street-legal pedal assist) |
| Throttle function | Disabled in EU; activatable strictly outside the EU only (unlocks speed up to 42 km/h / 26 mph) |
| Max climbing angle | 30° |
| Max range | Up to 40 km (25 mi) pedal assist / 25–35 km pure electric (outside EU) |
| Pedal assist levels | 5 levels |
| 🔋 Battery & Charging | |
| Battery | 48V 15Ah removable lithium-ion |
| Capacity | 720Wh |
| Charging time | ≈ 7.5 hours |
| Protection | Intelligent BMS + over-current + lockable anti-theft |
| 🛞 Wheels & Drivetrain | |
| Tires | 20" × 4.0" all-terrain fat tires with reflective strips |
| Rims | Integrated mag wheels |
| Brakes | Front & rear KTET hydraulic disc brakes (DOT4) |
| Transmission | Shimano 7-speed |
| Suspension | 100 mm hydraulic front suspension fork + rear hydraulic shock (rebound & lock) |
| 📟 Frame & Display | |
| Frame | Folding aluminum step-through frame (matte black) |
| Display | Yonglin 81F smart LCD (speed, battery, distance, ride mode) |
| Lighting | LED headlight, taillight with brake light & turn indicators, horn |
| Water resistance | IP54 |
| 📏 Dimensions & Weight | |
| Overall length / Wheelbase | 173 cm (68.1") / 114.5 cm (45.1") |
| Folded size | 98 × 81 cm (38.6" × 31.9") |
| Handlebar height | 122–134 cm (48.0"–52.8") |
| Saddle height | 89–96 cm (35.0"–37.8") |
| Bike weight | 31.4 kg (69.2 lbs) |
| Max load | 150 kg (330 lbs) |
| Recommended rider height | 157–196 cm (5'2"–6'5") |
Note: Range and speed are measured under ideal pedal-assist conditions; actual performance varies with rider weight, terrain, temperature, and assist level. The 250W continuous rated motor and 25 km/h factory speed limit strictly comply with European road standards (EN 15194 / EPAC). Within the EU, the twist throttle is disabled. Enabling the throttle and unlocking speed up to 42 km/h is exclusively permitted outside the European Union. Please adhere strictly to your local traffic regulations.
🚚 Shipping & Delivery
- Poland Warehouse: Fast delivery within 3–7 business days to EU countries.
- China Warehouse: Direct factory dispatch with door-to-door tracked delivery within 15–45 business days.
- Dispatch: Orders are typically processed and shipped within 24–48 hours on business days.
🛡️ Warranty & After-Sales Support
- 1-Year Warranty: Covers motor, frame, controller, and charger against manufacturer defects.
- 6-Month Warranty: Dedicated coverage for the 48V 15Ah lithium battery.
- Customer Care: Lifetime technical support and replacement parts support for your peace of mind.
📦 What's in the Box?
- 1 × CMACEWHEEL RX20 MINI Folding Electric Bike
- 1 × 48V 15Ah Removable Lithium Battery (with keys)
- 1 × Battery Charger & Power Cable
- 1 × Rear Luggage Rack, Front & Rear Fenders, Center Kickstand
- 1 × Multi-functional Assembly Toolkit & User Manual
❓ Frequently Asked Questions (FAQ)
Q: Is this electric bike street-legal in Europe?
A: Yes! The CMACEWHEEL RX20 MINI is fully configured for European road compliance, featuring an EU-compliant 250W continuous rated motor, a factory speed cap of 25 km/h (15.5 mph) in pedal-assist mode, and a disabled twist throttle.
Q: Can the maximum speed be unlocked and can the throttle be activated?
A: Enabling the twist throttle and unlocking speed up to 42 km/h (26 mph) is strictly permitted and intended ONLY for riders and destinations outside the European Union. Within the EU, the throttle remains disabled and the speed remains capped at 25 km/h to strictly comply with European road regulations.
Q: What is the difference between rated power and peak power?
A: The motor provides a continuous rated output of 250W to meet EU street-legal requirements, while delivering a peak power surge of up to 750W when extra torque is required for steep climbs (up to 30°) and rapid acceleration.
Q: Can the battery be taken indoors to charge?
A: Yes! The battery is key-lockable and completely removable. You can charge it directly on the bike or bring it indoors to charge safely.
Q: Can I ride this electric bike in the rain?
A: The bike has an IP54 water resistance rating, making it safe for light rain and wet road splashes. We recommend avoiding heavy downpours and deep standing water.
Q: Need help before you buy?
A: Our support team is happy to help — just reach out through our store's contact page.
Spedizione e Consegna
Spedizione e Consegna
Tariffe di spedizione
1. Spedizione gratuita in Unione Europea*, Regno Unito, Federazione Russa, Stati Uniti d'America, Canada, Australia, Nuova Zelanda, Giappone, Corea del Sud, Singapore, Malesia, Vietnam, Tailandia, Cambogia, Indonesia, Filippine, Hong Kong della Cina , Taiwan della Cina, Macao della Cina e dintorni della Cina.
2. Altra zona, to determinare la tariffa e il tempo di spedizione applicabili per gli articoli nel carrello.
3. Non addebitiamo IVA o dazi doganali a nessun cliente.
* I paesi dell'Unione Europea (UE) sono: Austria, Belgio, Bulgaria, Croazia, Repubblica di Cipro, Repubblica Ceca, Danimarca, Estonia, Finlandia, Francia, Germania, Grecia, Ungheria, Irlanda, Italia, Lettonia, Lituania, Lussemburgo, Malta , Paesi Bassi, Polonia, Portogallo, Romania, Slovacchia, Slovenia, Spagna e Svezia. Di solito, le e-bike non possono essere spedite a Cipro e Malta a causa della grande capacità della batteria.
Tempi di spedizione
| Luogo di partenza | Destinazione |
Tempi di spedizione * (giorni lavorativi) |
| Ceco / Polonia / Francia | UE, Regno Unito | 5-10 |
| Canada | Canada | 5-15 |
| NOI. | NOI. | 5-15 |
| Australia | Australia | 5-15 |
| Russia | Russia | 5-15 |
| Giappone | Giappone | 2-3 |
| Cina | contiguo Cina | 5-15 |
| Cina | Altri | 25-60 |
* Potrebbe ritardare sotto fattori irresistibili (epidemie, guerre, disordini, ecc.).
Politica di rimborso
Politica di rimborso
Return & Refund Policy
We want you to be completely satisfied with your purchase. If you are not, we offer a straightforward return policy.
30-Day Return Window
We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.
Conditions for Returns
To be eligible for a return, your item must be in the same condition that you received it:
- For Accessories & Helmets: Unworn, unused, with tags, and in its original packaging.
- For Electric Bikes: The e-bike must be free from any dirt, dust, or damage. The odometer must have less than 10 miles (16 km) recorded. It must be packed in its original box with all included accessories (keys, chargers, tools).
You’ll also need the receipt or proof of purchase.
Return Process & Shipping Costs
To start a return, you must contact us at our customer service email. If your return is accepted, we will provide instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
Please note: Unless the return is due to a manufacturing defect or an error on our part, the customer is responsible for all return shipping costs. Due to the size and weight of e-bikes, return shipping can be significant.
Refunds
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved. If approved, you’ll be automatically refunded on your original payment method within 5-10 business days. Please remember it can take some time for your bank or credit card company to process and post the refund.
