DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah
DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah

DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah

4.8 106+ online reviews
£599.00 £399.00
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This 250W E-Bike is Fully Compliant With UK Road Regulations

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1 Year Warranty

Trail Surge UK provides the highest quality products on the market. We provide a 12 month manufacter warranty on all products as standard.

Product Specifications
Brand: DYU
Bike Type: City & Commuter, Folding
Motor Power: 250W
Battery Ah: 7.5Ah
Battery Voltage: 36V
Maximum Speed: 15.5MPH
Maximum Range: 20+ Miles
Charging Time: 5+ Hours
Shock Absorbers: Front
Wheel Size: 16inch
Brakes: Front & Rear Hydraulic
Gears: No Gears
Bike Weight: 22KG
Max Climb: 15 degrees
Maximum Load: 150KG

Description
Disclaimer
Reviews

Quick Summary
The DYU A1F PRO is a compact folding e‑bike designed for urban commuters and space‑conscious riders. It combines a lightweight frame with solid electric performance for smooth, legal‑limit rides.

Smooth Power Delivery
The 250 W motor and responsive pedal‑assist system provide consistent acceleration and steady hill‑climbing. A thumb throttle option delivers instant power when you need it.

Comfort & Control
Compact 16″ wheels and a rigid fork offer agile handling on city streets and bike lanes. Dual disc brakes deliver reliable, precise stopping power in all conditions.

Smart Battery System
A removable 36 V 7.5 Ah battery charges in just 4–5 hours and locks securely into the frame. Built‑in protections guard against over‑charge, over‑discharge, and overheating for safe operation.

Tech You Can Trust
The clear LCD display shows real‑time speed, remaining battery, trip distance, and assist level. Intuitive handlebar controls let you switch between modes quickly.

Built for Everyday Use
Weighing under 20 kg and folding in seconds, the A1F PRO fits easily under desks, into car trunks, or on public transport. Its durable magnesium frame and low‑maintenance design make it a reliable daily companion.

Please note that the use of electric scooters and electric bikes in the UK is subject to specific regulations.

Electric Scooters:

Currently, privately owned electric scooters are not permitted on public roads, pavements, or cycle lanes. They are only legal on private land with the landowner’s permission.
Riders are advised to familiarize themselves with local laws and guidelines to avoid potential fines or penalties.


Electric Bikes (E-Bikes):

Electric bikes that meet UK government criteria (pedal-assisted, motor limited to 250W, and a maximum speed of 15.5 mph) are classified as Electrically Assisted Pedal Cycles (EAPCs). These can be used on public roads and cycle lanes without a license, tax, or insurance.
Riders must be at least 14 years old to legally ride an EAPC in the UK.
By purchasing and using these products, customers acknowledge their responsibility to comply with all applicable laws and regulations. Our company cannot be held liable for misuse or legal consequences resulting from non-compliance.

For more information, please refer to the UK Government’s official guidelines.

The customer assumes all liability and risk associated with the use of electric scooter or electric bike products and holds TrailSurge and its owners free from any liability caused by their use. Certified helmets and full protective gears must be worn at all times for your own safety.

Comfortable and Joyful Travel

The 16-inch tires offer more height options. With a 250W motor, you can enjoy ample power, making your ride more relaxed. When cycling outdoors, the A1F Pro provides more possibilities and comfort.

High‑Capacity 36 V 7.5 Ah Lithium‑Ion Battery

Hidden neatly in the frame’s down‑tube, the slide‑in battery charges in just 4 hours and delivers up to 40 km of pure‑electric riding or 60 km when used in pedal‑assist mode—ideal for your daily commute or weekend outings.

250 W Rear Hub Motor

A compact yet powerful 250 W brushless hub motor (peaking at roughly 350 W) spins the 16″ wheel up to 25 km/h effortlessly. Its efficient design ensures smooth take‑off and energy‑saving cruising, even on modest inclines.

High Power 250W Brushless Motor

The 250W high-speed motor can reach a maximum power of 500W, allowing for easy riding on any city road. Up your game today and buy DYU A1F Pro.

4.8

106+ online ratings
The summary star rating & review is based on aggregated reviews of this product across the web. It cannot be altered by the merchant and can be verified by emailing support@onereview.app.

DYU A1F PRO 16" Folding Electric Bike 250W 36V 7.5Ah Review Summary

4.8

106+ online ratings
The summary star rating & review is based on aggregated reviews of this product across the web. It cannot be altered by the merchant and can be verified by emailing support@onereview.app.

What people like

The DYU A1F PRO 16" Folding Electric Bike is a highly-rated option for urban commuters, praised by users for its convenient and portable design. Its powerful motor and reliable braking system make for a comfortable and safe riding experience, while the inclusion of a front basket and rear rack adds to its practicality for daily errands. The bike's overall performance and build quality are generally considered satisfactory, offering a great solution for those who need a versatile and easy-to-store e-bike for short trips.

Pros

  • Highly Portable: It is frequently noted for its compact, folding design, making it easy to store and transport on public transit or in a car.
  • Good Value: Many reviewers consider it to be a budget-friendly option that offers good value for its features and performance.
  • Comfortable Ride: Despite its small wheels, users find the ride comfortable, especially due to the sprung saddle.
  • Durable Build: The frame is described as well-built, solid, and durable, suggesting a long-lasting product.
  • Useful Accessories: The inclusion of fenders, lights, a rear rack, and a front basket is appreciated by users for added utility.
  • Easy Pedaling: The bike is noted for feeling much like a regular bicycle when pedaled, with minimal friction.
  • Adjustable for Riders: The adjustable seat and handlebars accommodate a range of rider heights, making it suitable for many users.

Cons

  • Quite Heavy: Despite its small size, the bike is considered relatively heavy, making it difficult to carry for long distances.
  • Struggles Uphill: The motor's performance on steeper gradients and hills is noted as a weakness.
  • Limited Gearing: It features a single-speed drivetrain and limited pedal assist modes, which can restrict its functionality.
  • Low Top Speed: The maximum speed of 15.5 mph (25 km/h) is considered relatively slow by some users.
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Frequently Asked Questions

Find answers to common questions about our products and services.
We offer a 30-day return policy for all unused items in their original packaging. Simply contact our customer service team to initiate a return.
Standard shipping typically takes 3-5 business days. Express shipping options are available for faster delivery.
Once your order ships, you'll receive a tracking number via email. You can use this number to track your package on our website or the carrier's site.
We are confident in the quality of E-Bikes and E-Scooters we offer here at Trail Surge. All Products come with a minimum 12 Month Manufacture Guarantee/Warranty for main components.
Yes 90% Assembled. All products come with a toolkit and an instruction manual. If you need any extra help with setting up your bike you can contact our customer support team.
How often and how far do you plan to ride? For daily commutes, consider a commuter-focused ebike with a comfortable riding position and good range. If you plan to use it for weekend adventures or longer rides, look for a model with a longer range and more powerful motor such as a Mountain E-Bike.