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HappyRun
HappyRun G70 UL 2849 Certified Dual Battery Fast Electric Cargo Bike for Sale
- Regular price
- $1,299.00
- Regular price
- $1,299.00
Couldn't load pickup availability
Estimated shipping time
Estimated shipping time
You can typically expect your items to arrive within 4–7 business days, depending on your location and product availability.
What is your Return Policy?
What is your Return Policy?
At Northgrid Supply, we want every customer to shop with confidence. If something doesn’t go as planned, we’ve made returns and refunds simple and fair. Here’s how it works:
1. Return Window
You can request a return within 30 days of receiving your order. Unfortunately, we’re unable to accept returns after that time frame.
2. Who Pays for Return Shipping?
- If your item arrives damaged, defective, or incorrect, we’ll cover the return shipping cost.
- If you’re returning an item because you changed your mind, you’ll be responsible for return shipping fees.
3. Damaged or Defective Items
Received something broken or not working properly? Contact us within 30 days. We’ll provide a prepaid return label and once the item is returned and inspected, we’ll issue either a full refund or a replacement—including any original shipping costs.
4. Changed Your Mind?
If you no longer want the item, you can return it within 30 days—as long as it's unused, in its original packaging, and in resellable condition. You’ll need to handle the return shipping, and once we receive and inspect it, we’ll refund the product cost (excluding shipping).
5. Refund Processing
Once we receive and approve your return, we’ll send a confirmation email and issue a refund to your original payment method within 7 business days. Please allow additional time for banks or credit card companies to process and reflect the refund.
If it’s been over 10 business days since your refund was approved and you still don’t see it, contact us at support@northgridsupply.com and we’ll look into it immediately.
6. Restocking Fees
In some cases, a restocking fee may apply depending on the item and return reason. If applicable, we’ll clearly communicate this during your return request process.
The HappyRun G70 is a UL 2849 certified dual-battery electric cargo bike designed for family rides, commuting, shopping, and hauling gear. It features two seats, a dual battery system, a 750W motor, full suspension, hydraulic brakes, and a strong frame with a total payload capacity of 330 lbs.
Built for everyday utility and comfortable riding, the G70 includes a half twist throttle, 5 levels of pedal assist, 7-speed gearing, NFC unlocking, front and rear sequential turn signals, and a removable rear seat that can be replaced with a cargo rack.
Key Features
Technical Specifications
| Model | Tank G70 |
Speed & Range |
|
| Speed | 1 To 5 Speeds Up To 20 MPH |
| Range | Up to 85 Miles |
| Gearing & Rear Derailleur | 7 Speed |
Electronics |
|
| Battery | 48V 13Ah (Top) + 13Ah (Bottom) Lithium Battery |
| Motor | 750W |
| Charger | 2A Charger |
| Display | Large LED Display + NFC Unlocking |
| Throttle | Half Twist Throttle |
| Front Light | 160 Lumens LED Light |
| Taillight | Braking Indicator, Rear Light Steady/Flash |
| Turn Signal | Front and Rear Sequential Turn Signal Lights |
| Waterproof Grade | IP54 |
Frameset |
|
| Suspensions | Full Suspensions |
| Tires | Premium 20 x 4-inch Road Tires |
Brake |
|
| Brakes | Front and Rear Hydraulic |
| Rotors | Front and Rear 160mm |
Bike Dimension |
|
| Bike Weight | 98 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 | 50 lbs |
miles
Size & Fit
6'0"Height
Slide the scale for your bike inseam measurement
✓ TANK G70
You will be able to pedal and stand over the frame comfortably.
Geometry
Tank G70 Ebike is available in 1 sizes to suit most adults.
| One Size Fits Most | |
| 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
Does the bike come with full assembly?
The bike is 90% assembled when you receive the package. It’s very easy to install and there is also a guidance video link QR code on the screen.
What's in the package?
G70 Ebike, inflator, installation kit, 2 battery keys, 2 NFC cards, charger, fender, screws, wrench.
What is the recommended height?
5'3 - 6'7, the seat height of G70 is 32 inches.
Can I ride it as a commuter bike?
Yes, G70 can overcome all road conditions for commuting, Whether it is urban roads, rural roads, or mountainous areas, it can provide sufficient power and excellent shock absorption function.
What are the hidden functions of the speed button?
1. When the power is off, press and hold for 1 second to turn on.
2. When the power is on, press and hold for 2 seconds to turn off.
3. Press briefly once to switch speed gears, cycling between gears 1-5.
4. While holding the brake lever, press briefly twice to switch between kilometers and miles.
5. Press briefly three times to switch between single trip mileage and total mileage.
6. While holding the brake lever, press briefly five times to switch between zero start and non-zero start. The default is always zero start when powered on.
7. Press briefly nine times to write an NFC card.
How do you switch between kilometers and miles?
Once the ebike is unlocked, while holding the brake lever, press the "S" button twice to switch between kilometers and miles.
How to switch between single trip mileage and total mileage?
Once the ebike is unlocked, press the "S" button three times to toggle between trip mileage and total mileage.
Is the HappyRun Tank G70 UL certified?
Yes, absolutely. The HappyRun Tank G70 is fully UL 2849 certified as a complete e-bike. This means the entire electrical system—including the high-performance 750W motor, 26Ah lithium battery, controller, and charger—has passed rigorous safety testing to ensure maximum fire and electrical protection, fully complying with the latest US federal and local municipal safety regulations.
FEATURES
HappyRun Tank G70
The HappyRun G70 is the ultimate electric cargo bike for families, perfect for taking kids across town or hauling gear. It comes equipped with two seats, dual batteries, a reliable 750W motor, and a strong frame capable of carrying up to 330 lbs with ease. Fully UL 2849 certified for industry-leading battery and electrical safety, it provides ultimate peace of mind. Plus, the passenger seat can easily be replaced with a cargo rack for shopping or travel, making it the perfect blend of utility and safety.
Dual Battery System Ultra Long Range
The dual battery system provides sufficient power support, allowing you to go hiking, shopping, partying, climbing, etc. without worry.
Powerful Performance
Powered by a high-performance 750W motor and built to carry up to 330 lbs, it delivers the strength you need—whether hauling cargo or carrying with the kids.
Full Suspension System
With adjustable front and rear suspension, it offers superior comfort and control—so bumps and rough trails are no problem at all.
Hydraulic Disc Brakes
Equipped with a dual-piston hydraulic brake system for fast, responsive stopping power—ride safe and stop with confidence.
NFC Unlock System
By adopting NFC smart unlocking technology, it's a breeze to unlock the adult electric motorcycle with a simple tap. The NFC key card can be synced with your phone, effectively transforming your phone into a key.
7-Speed Gear System
Whether you're cruising city streets or tackling trails, the 7-speed gear setup keeps your ride smooth and efficient across any terrain. A true all-terrain electric bike for any ride.
Advanced Anti Slip Snow Tire
We use higher quality off-road fat tires that are puncture resistant, slip resistant, and can overcome all terrain and seasonal road conditions. At the same time, the tires come with warning reflective strips that can provide reflective protection at night.
Throttle And Pedal Assist
The G70 comes with a half-twist throttle and 5 levels of pedal assist. Even with a full load of groceries or gear, you can cruise with ease and stay in control.
Removeable Rear Seat
The rear seat of this two seater e-bike can be replaced with a cargo rack as an electric cargo bike for groceries. We have set a buckle at the bottom of the rear seat to place the rear rack, so that you can replace the suitable rack by yourself. The rack can bear up to 50 lbs.
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Frequently Asked Questions
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FREE SHIPPING IN USA
Free shipping with every order
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SATISFACTION GUARANTEED
If your order arrives defective or fails to
function properly, you will receive a full 100% refund!
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PREMIUM CUSTOMER SUPPORT
Connect with us through live chat, email, or
phone, and we will address any questions you may have!
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ensure there is never an issue with your privacy.
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