Product Description

The HappyRun 5000W Dual-Motor Dual-Battery Electric Cargo Bike – G70 Pro is a powerful electric cargo bike built for families, commuters, and everyday hauling. Featuring a dual-motor system with front and rear motors delivering up to 5000W peak power, this family electric bike offers exceptional torque, smooth acceleration, and confident climbing on hills, streets, and mixed terrain.

Designed for versatility, the G70 Pro includes dual batteries for extended range, a reinforced frame, and seating for two. The rear passenger seat easily converts into a cargo rack, making it ideal for kids, groceries, or gear. With a 330 lb load capacity, this long-range electric cargo bike delivers unmatched strength, stability, and flexibility for daily rides and weekend adventures alike.


Features

Comfortable Fit for Tall Riders
Designed to accommodate riders up to 6'0", allowing you to pedal, mount, and stand over the frame comfortably with proper inseam support.

✅ Dual Battery System for Ultra-Long Range
The dual-battery electric bike system delivers extended range and reliable power for commuting, shopping, climbing hills, and long family rides without range anxiety.

✅ Powerful 5000W Dual-Motor Performance
Equipped with dual 2500W motors (front & rear), the G70 Pro provides outstanding torque and acceleration, ideal for heavy cargo, passengers, and steep terrain.

✅ Full Suspension for Smooth Control
Adjustable front and rear suspension absorb bumps and rough surfaces, ensuring a smooth, stable ride on city streets and off-road paths.

✅ Hydraulic Disc Braking System
Dual-piston hydraulic disc brakes deliver strong, responsive stopping power for maximum safety, even under full load.

✅ NFC Smart Unlock Technology
Secure NFC keyless unlocking lets you start the bike with a tap—compatible with iOS and Android for convenient, theft-resistant access.

✅ 7-Speed Gear System
A versatile 7-speed drivetrain adapts effortlessly to flat roads, hills, and trails, making this a true all-terrain electric cargo bike.

✅ Premium Off-Road Fat Tires
Puncture-resistant, slip-resistant fat tires provide superior traction year-round, with reflective side strips for enhanced nighttime visibility.

✅ Throttle & Pedal Assist Modes
Ride with a half-twist throttle or choose from 5 pedal-assist levels to maintain smooth control—even when carrying groceries or passengers.

✅ Removable Rear Seat for Cargo Flexibility
The rear passenger seat converts easily into a cargo rack supporting up to 50 lbs, making the G70 Pro perfect for family transport or hauling essentials.


Specifications

Category Specification
Model Tank G70 Pro
Speed & Range
Speed 1–5 speeds, up to 36 MPH
Range Up to 85 miles
Gearing & Rear Derailleur 7-speed
Electronics
Battery 48V 18Ah (Top) + 15Ah (Bottom) lithium battery
Motor Dual 1000W rated motors (2500W peak each)
Charger 2A charger, 7–8 hours
Display Large LED display with NFC unlocking
Throttle Half-twist throttle
Front Light 160-lumen LED headlight
Taillight Braking indicator, steady/flash rear light
Turn Signals Front and rear sequential turn signal lights
Waterproof Grade IPX5
Frameset
Frame High-strength carbon steel frame
Suspension Full suspension
Front Fork Adjustable aluminum alloy fork
Tires Premium 20 × 4-inch road tires
Braking System
Brakes Front and rear hydraulic disc brakes
Brake Levers Aluminum alloy with power cutoff
Rotors Front and rear 160mm
Bike Dimensions
Bike Weight 101 lbs
Bike Package Size 1450 × 270 × 900 mm (57.1" × 10.6" × 35.4")
Total Payload 330 lbs
Recommended Rider Height 5'1" – 6'5"
Seat Height 32"
Rear Rack Load Capacity 50 lbs

Dimensions

One Size Fits Most Measurement
A – Total Length 66" (1677 mm)
B – Handlebar Height 44" (1118 mm)
C – Wheelbase 44" (1118 mm)
D – Seat Height 31.5" (800 mm)
E- Wheel Diameter 24" (610mm)
Tires Premium 20*4.0 Tires
Rider Height (Range) 5'1" - 6'5" (1549-1960 mm)

FAQs

Do I need a driver’s license?
No. The G70 Pro features an on-road mode limited to 28 MPH and an off-road mode reaching up to 36 MPH. A driver’s license is not required. The bike ships in off-road mode by default.

Does the bike come fully assembled?
The G70 Pro arrives about 90% assembled. Final setup is quick and easy, with a QR code linking to a step-by-step installation video.

What’s included in the package?
G70 Pro eBike, inflator, installation kit, charger, fender, screws, wrench, 2 battery keys, and 2 NFC cards.

What rider height is recommended?
Recommended rider height is 5'1"–6'5". The seat height is 32 inches.

Is it suitable for daily commuting?
Yes. The G70 Pro handles city streets, rural roads, and hilly terrain with ease thanks to its powerful motor and full suspension.

Can it really reach 36 MPH?
Yes. Top speed is up to 36 MPH, depending on rider weight and battery level.

How do I switch between trip and total mileage?
After unlocking the bike, press the “S” button three times to toggle between trip and total mileage.

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