A studio product image showcases the black iScooter U4 electric bike with an inset displaying its folded form for compact storage. Key features include the low step-through frame, removable battery, front suspension, rear cargo rack, and integrated lighting. The iScooter U4 is designed to deliver comfortable commuting, convenient portability, and practical everyday performance.
A clean product view presents the white iScooter U4 electric bike alongside its folded configuration, highlighting the low step-through frame, removable battery, rear cargo rack, front suspension, and compact folding design. The iScooter U4 combines comfortable riding, easy portability, and practical storage, making it ideal for everyday commuting and space-conscious urban travel.
A detailed view of the iScooter U4 highlights the removable battery system beneath the seat, with arrows illustrating the battery removal and seat-lifting mechanism. The convenient design allows for easy charging and maintenance while helping keep the electric bike ready for reliable daily commuting and extended riding convenience.
A detailed close-up of the iScooter U4 rear wheel highlights the hub motor, disc brake system, chain drive, and durable tire. This combination delivers reliable braking, efficient power transfer, and stable performance, helping the iScooter U4 provide smooth acceleration and confident control for everyday commuting.
The iScooter U4 is shown in its folded configuration, demonstrating the compact folding frame, rear cargo rack, removable battery, and integrated components packed into a space-saving design. Built for convenience, the iScooter U4 folds quickly for easier carrying, transport, and storage, making it an excellent solution for commuting and limited storage spaces.
A close-up of the iScooter U4 front assembly showcases the front suspension fork, wide front fender, LED headlight, disc brake, and durable tire. These components work together to improve riding comfort, protect against road spray, provide dependable stopping power, and deliver greater confidence for smooth everyday commuting.
A close-up of the iScooter U4 rear section features the sturdy cargo rack, integrated taillight, removable battery, rear fender, and disc brake assembly. Designed for everyday convenience, the iScooter U4 offers secure cargo support, improved visibility, and reliable braking, making daily commuting and carrying essentials more practical.
A detailed view of the iScooter U4 front lighting system highlights the high-brightness LED headlight mounted above the front fender and suspension fork. Designed to improve visibility in low-light conditions, the iScooter U4 enhances rider confidence while delivering safer, more reliable commuting during early morning or evening rides.
A front-facing view of the iScooter U4 handlebar highlights the ergonomic grips, brake levers, integrated bell, thumb throttle, and easy-to-read LCD display. Designed for intuitive control and rider comfort, the iScooter U4 provides quick access to essential functions, making daily commuting smoother, safer, and more convenient.
A close-up of the iScooter U4 rear section showcases the integrated cargo rack, removable battery, hub motor, chain drive, rear fender, and durable tire. Designed for daily practicality, the iScooter U4 combines efficient power delivery, convenient cargo support, and dependable performance for comfortable commuting and everyday rides.
Highlighting key performance specifications, the sleek black iScooter U4 electric bike is presented alongside specs including a 500W motor, 20 MPH top speed, 55 miles maximum range, and a 36V 10.4Ah battery.
U4/U2 Step-Thru Electric Bike For Adults
Step-Thru Electric Bike
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U4/U2 Step-Thru Electric Bike For Adults
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U4/U2 Step-Thru Electric Bike For Adults

U4/U2 Step-Thru Electric Bike For Adults

Foldable, Convenient, and User-Friendly
Regular price £589.99 Sale price£408.99
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Style

Compatible Accessories Optional accessories will be shipped Separately

U4 Extended Warranty

What's covered?

No Extended Warranty

BEST SELLER

1 Year Extended Warranty

£79.99

Protect your purchase to enjoy it worry-free for years to come.

Your warranty plan provides,

Sudden and unforeseen accidental damage to the product

Comprehensive coverage for mechanical and electrical breakdowns, including motor, cabling, controller, and accessories

Safeguarding against inevitable wear & tear affecting unit functionality

Replacement or reimbursement, if we can't repair it

12-Month Warranty
Free and Fast Shipping
30-Day Return Policy
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Effortless Commuting. The Step-Thru Electric Bike.

Designed for everyday adults who want a practical, comfortable, and affordable electric bike — the U4 feature a low step-through frame that makes mounting and dismounting a breeze.

🚲 Step-Through Frame Design

The low step-through frame is ideal for riders of all ages and abilities — no more swinging your leg over a high crossbar.

⚡ Impressive Range

  • U4: Up to 55 miles per charge

🔋 Removable Battery

Easily remove the battery for convenient indoor charging — no need to bring the whole bike inside.

🛡️ Safety Features

Front suspension fork, disc brakes, integrated LED headlight and rear taillight, and a rear cargo rack for everyday practicality.

📊 LCD Display

Handlebar-mounted display with thumb throttle, brake levers, and integrated bell for intuitive control.

£589.99 £408.99
A studio product image showcases the black iScooter U4 electric bike with an inset displaying its folded form for compact storage. Key features include the low step-through frame, removable battery, front suspension, rear cargo rack, and integrated lighting. The iScooter U4 is designed to deliver comfortable commuting, convenient portability, and practical everyday performance.
U4/U2 Step-Thru Electric Bike For Adults
£589.99 £408.99
  • 36V 10.4Ah

    Battery

  • 55 Miles

    Max Range

  • 500W

    Powerful Motor

  • 25 KM/H

    Top Speed

  • 16*2.15"

    Pneumatic Tire

  • Dual disc brake

    Brake

  • Suspension

    Reinforced saddle

  • 25%

    Hill Climbing Ability

FEATURES

U4 Ebike

The U4 e-bike is designed with convenience in mind, featuring a foldable frame for easy storage and portability. It is equipped with a 36V 10.4AH detachable battery, allowing for separate charging for added flexibility. The low step-through frame ensures easy mounting and dismounting, making it an ideal choice for riders who value comfort and practicality on every journey.

electric bike 30 km/h

Power for Adventurous Thrills

Powered by a strong 500W peak brushless motor, the U4 e-bike easily handles steep 20% inclines, offering a smooth and thrilling ride across various terrains.

electric bike with headlight

374.4Wh Removable Battery

The upgraded lithium battery offers over 1000 charge cycles, featuring BMS intelligent safety, overcharge protection, and CE EN15194 certification, ensuring reliable and safe performance for every ride.

Adjustable suspension fork for electric bike

New Upgraded Chip & Hall Sensor

The upgraded control chip and Hall sensor work together to provide the perfect balance of precision and power. Enjoy smooth acceleration in just 3.8 seconds, ensuring a seamless and comfortable ride every time.

electric bike with LED light

Foldable & Ultra-Light Frame

Designed with convenience in mind, the U4 e-bike features a lightweight, foldable frame that makes it easy to carry and store anywhere. Its compact design is perfect for tight spaces like apartments or car trunks, ensuring a hassle-free commute and effortless adventures.

electric bike with rear light

Dual Suspension & Disc Brake

The dual suspension system absorbs bumps on any terrain, while the disc brakes provide precise control, ensuring a safer and smoother ride on all surfaces, including wet and muddy conditions.

3+1 Working Mode

Assist 1-3

Pure Electric Mode

Assist 1-3

Pedal Assist Mode

Assist 0

Normal Bike Mode

Long Press

Walk Assist Mode

Assist 1-3

Pure Electric Mode

Assist 1-3

Pedal Assist Mode

Assist 0

Normal Bike Mode

Long Press

Walk Assist Mode

3+1 Working Mode

U4 Foldable Electric Bike

Dual Brakes & Suspension

16*2.5 Durable Anti-slip Tires

High-density Padded Seat

3+1 Riding Mode

Fast Charging with Protection

Step-Thru Design

Dual Brakes & Suspension

16*2.5 Durable Anti-slip Tires

High-density Padded Seat

3+1 Riding Mode

Fast Charging with Protection

Step-Thru Design

U4 Foldable Electric Bike

  • U4 Holder

  • U4 Basket

  • Handlebar Bag

  • U4 Tools

U4 Rider Review

I Delivered Fast Food on the WORLDS SMALLEST E-Bike-iScooter U4! Delivery Rider POV
I Delivered Fast Food on the WORLDS SMALLEST E-Bike-iScooter U4! Delivery Rider POV
London Hustle
Whether you're a daily commuter or seeking thrilling weekend rides, the iScooter U4 packs a punch!
Whether you're a daily commuter or seeking thrilling weekend rides, the iScooter U4 packs a punch!
BizdustryEV
iScooter U4 - The Best Budget Folding Ebike. Fantastic piece of kit.
iScooter U4 - The Best Budget Folding Ebike. Fantastic piece of kit.
GADGET CRUNCH
The U4 e-bike is the ideal choice for riders who value comfort and practicality.
The U4 e-bike is the ideal choice for riders who value comfort and practicality.
Slothy Vlogs
Delivering Food Until My U4 E-Bike Dies - How Much Money Can You Make on One Battery?
Delivering Food Until My U4 E-Bike Dies - How Much Money Can You Make on One Battery?
Pompey Bites
The U1 e-bike lightweight, folding design makes it perfect for easy transport and storage, wherever your day takes you.
The U1 e-bike lightweight, folding design makes it perfect for easy transport and storage, wherever your day takes you.
Bob Earnshaw
The iScooter U4 is amazing fun to ride. A small bike with big performance.
The iScooter U4 is amazing fun to ride. A small bike with big performance.
Our Days Out

Best for Modern Commuting

Easy to assemble

iScooter U4

Watch unboxing video

Features

Motor

Rated 250W (Max 500W)

Battery

36 V, 10.4 Ah

Max Load

264 lbs (120 kg)

Range

35-55 miles (55-90 km)

Tires

16*2.15" pneumatic tires

Rider Height

5'3" ~ 6'3" (160cm ~ 192cm)

Seat post

Adjustable height

Front Light

111 lumen LED

Saddle

Breathable ergonomic sport cushion seat

Included

1x E-Bike×1 (Partially Assembled)
1x Seat (with Seatpost)
1x Front Wheel
1x Front Fender
2x Pedal
1x Charger
1x Throttle
1x User Manual
1x Battery Key
1x Toolkit

Warranty

2 Years

Mechanical

Motor

Rated 250W (Max 500W)

Battery

36 V, 10.4 Ah lithium battery. Waterproof IP65 (included)

Range

35-55 miles (55-90 km)

Charger

Standard 100V~240V AC, 42V 2.5A Smart Charger (included)

Battery Charge Time

4~5 hours

Battery Lifetime

1000 charges

Frame

Alloy steel folding frame

Safety

Brake

Disc brakes front + rear

Light

LED, headlight and taillight

Suspension

Front Suspension

Dimensions & Capacity

Bike Weight

58.42 lbs (26.5 kg)

Bike Dimension

143*53*110 cm / 56.3*20.9*43.3 in.

Packing Size

126*21*65.5 cm / 49.6*8.3*25.8 in.

Total Payload Capacity

264 lbs (120 kg)

Warranty

Frame

2 years

Parts

2 years

Battery

1 year

Geometry

Height 4'9" ~ 6'1"
Total Length 56.3''
Seat Adjustable Height 29''-36''
Handlebar Height 40.5''
Foldable Length 32.2''
Foldable Height 27''