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Unsure which Bike to choose from? Refer to our bicycle chart for personalized guidance.
Kids Bicycle Size Chart
Age Group | Wheel Size (Inches) | Rider Height (Feet/Inches) | Rider Height (Centimeters) |
---|---|---|---|
2-4 years | 12" | 2'10" - 3'4" | 86 - 102 cm |
3-5 years | 14" | 3'1" - 3'7" | 94 - 110 cm |
4-6 years | 16" | 3'7" - 4'0" | 110 - 122 cm |
5-8 years | 18" | 3'9" - 4'3" | 114 - 130 cm |
6-9 years | 20" | 4'0" - 4'5" | 122 - 135 cm |
7-10 years | 24" | 4'3" - 4'9" | 130 - 145 cm |
Teens Bicycle Size Chart
Age Group | Wheel Size (Inches) | Rider Height (Feet/Inches) | Rider Height (Centimeters) |
---|---|---|---|
10-13 years | 24" | 4'9" - 5'1" | 145 - 155 cm |
13+ years | 26" | 5'0" - 5'6" | 152 - 168 cm |
Women's Bicycle Size Chart
Rider Height (Feet/Inches) | Frame Size (Inches) |
---|---|
4'10" - 5'1" | 13" - 14" |
5'1" - 5'4" | 15" - 16" |
5'4" - 5'8" | 17" - 18" |
5'8" - 5'10" | 19" - 20" |
5'10" - 6'0" | 21" - 22" |
6'0" and taller | 23" and above |
Men's Bicycle Size Chart
Rider Height (Feet/Inches) | Frame Size (Inches) |
---|---|
5'2" - 5'6" | 15" - 16" |
5'6" - 5'10" | 17" - 18" |
5'10" - 6'1" | 19" - 20" |
6'1" - 6'4" | 21" - 22" |
6'4" and taller | 23" and above |
These charts provide general guidelines for selecting bicycle sizes based on age, height, and gender. It's important to note that individual preferences and body proportions may vary, so it's always a good idea to test ride different sizes to find the most comfortable fit.
Enjoy Manufacturer Limited Warranty on all E-Bikes
Contact us for inquiries 24/7, any day, any time. A representative will respond promptly.
Wait less, ride more. Enjoy fast, free shipping on all E-bike orders via FedEx Ground. Shipping restrictions may apply in Alaska and Hawaii, see checkout.




















Unsure which Bike to choose from? Refer to our bicycle chart for personalized guidance.
Kids Bicycle Size Chart
Age Group | Wheel Size (Inches) | Rider Height (Feet/Inches) | Rider Height (Centimeters) |
---|---|---|---|
2-4 years | 12" | 2'10" - 3'4" | 86 - 102 cm |
3-5 years | 14" | 3'1" - 3'7" | 94 - 110 cm |
4-6 years | 16" | 3'7" - 4'0" | 110 - 122 cm |
5-8 years | 18" | 3'9" - 4'3" | 114 - 130 cm |
6-9 years | 20" | 4'0" - 4'5" | 122 - 135 cm |
7-10 years | 24" | 4'3" - 4'9" | 130 - 145 cm |
Teens Bicycle Size Chart
Age Group | Wheel Size (Inches) | Rider Height (Feet/Inches) | Rider Height (Centimeters) |
---|---|---|---|
10-13 years | 24" | 4'9" - 5'1" | 145 - 155 cm |
13+ years | 26" | 5'0" - 5'6" | 152 - 168 cm |
Women's Bicycle Size Chart
Rider Height (Feet/Inches) | Frame Size (Inches) |
---|---|
4'10" - 5'1" | 13" - 14" |
5'1" - 5'4" | 15" - 16" |
5'4" - 5'8" | 17" - 18" |
5'8" - 5'10" | 19" - 20" |
5'10" - 6'0" | 21" - 22" |
6'0" and taller | 23" and above |
Men's Bicycle Size Chart
Rider Height (Feet/Inches) | Frame Size (Inches) |
---|---|
5'2" - 5'6" | 15" - 16" |
5'6" - 5'10" | 17" - 18" |
5'10" - 6'1" | 19" - 20" |
6'1" - 6'4" | 21" - 22" |
6'4" and taller | 23" and above |
These charts provide general guidelines for selecting bicycle sizes based on age, height, and gender. It's important to note that individual preferences and body proportions may vary, so it's always a good idea to test ride different sizes to find the most comfortable fit.
Enjoy Manufacturer Limited Warranty on all E-Bikes
Contact us for inquiries 24/7, any day, any time. A representative will respond promptly.
Wait less, ride more. Enjoy fast, free shipping on all E-bike orders via FedEx Ground. Shipping restrictions may apply in Alaska and Hawaii, see checkout.
















































































- Shipping Method: Orders placed on our website are typically shipped via UPS or FedEx Ground. This shipping method offers reliable service and a tracking number for your convenience.
- Orders are processed within 2-4 business days after payment confirmation. Once your order has been processed, please allow 7-15 business days for delivery. Please note that orders are typically delivered within a week; timeframe may vary based on your location and any unforeseen circumstances such as weather delays or carrier issues.
- We have a 14-day return policy. Customers can’t request returns for products set as final sale. We do not accept returns for non-defective items based on buyer's remorse.
- Returns of New Bike: If you order is accepted for a return, a customer may return their new bike within 14 days of receipt of the bike. The bike must be in new condition and in original packaging. Customers will be responsible for paying the $199 return shipping fees on the returned bike and a 40% restocking fee. The fee will be deducted from your refund amount.
- Returns of Used Bike: We do not accept returns of any used bikes
- Returns of Accessories: A customer may return any new within 14 days of receipt of the item, except as follows: Child Seats, bicycle trailers and helmets. Customers will be responsible for paying return shipping fees on the returned item and a restocking fee of 40% of the original purchase price on the item (s). The return fee will be deducted from your refund amount.
Highlights
Powerful & Smart: The NIU KQi2 Pro electric kick scooter features a rated 300W motor with up to 600W output, delivering speeds up to 17.4mph and a 15% hill grade climbing ability. The large capacity 365Wh lithium battery with regenerative braking offers a range of up to 25 miles.
Stay Comfortable & Safe: The updated 10-inch Unstoppable Tubeless Tires provide excellent shock absorption. A dual braking system (front drum brake and rear electric brake) ensures safer, more stable braking. Features include a high-powered Halo headlight, braking lights, and a mechanical bell for enhanced safety.
Upgraded Breakthrough: The KQi2 Pro electric scooter is equipped with the industry's first upgraded drum brake, reducing volume by 25% while maintaining excellent performance. Integrated wiring offers cleaner lines and prevents wire aging, leakage, and damage.
Smart Ride: With the NIU App (Bluetooth Connectivity) and LED display, the KQi2 Pro offers innovative smart capabilities, including the ability to lock your scooter, check riding statistics, and customize speed and cruise control.
NIU Assurance: All NIU electric scooters have passed UL certification. NIU provides a 2-year or 90-180 day warranty for different parts and local after-sales service. Please refer to the updated warranty and user manual on the product page.
Details
- Performance: 17.4 MPH / Up to 25 Miles Range / Max 220 lbs (100kg) Payload
- Design: 10'' × 2.3'' Fat Tires / 20.5'' Wide Handlebar
- Wiring: No Exposed Wiring / Customizable Grip Tape
- Braking: Front Revolutionary Drum Brake / Rear Electric Brake
- Battery: Powerful 46.8V 365Wh Lithium Battery / 6 Hours Charging Time
- Connectivity: Bluetooth App Connectivity
- Durability: IP54 Waterproof

Conquer the City with the Invanti EB11 Folding Electric Bike
Meet the Electric Invanti Bike EB11, your new go-to for effortless commuting. With a robust 500W motor and Shimano 7-speed transmission, this bike is built to tackle any terrain with ease, making your ride smoother and more enjoyable. The 48V 10.4AH battery ensures long-lasting power, giving you the freedom to travel up to 60KM on a single charge.
Say goodbye to traffic jams and hello to a greener, more efficient way to get around. The EB11 isn’t just powerful—it’s also incredibly convenient. Its foldable design makes it easy to store and transport, whether you’re at home, work, or on the go. Plus, with front suspension, disc brakes, and a sturdy steel frame, this bike offers a comfortable and secure ride every time.
Ready to revolutionize your commute? The Invanti EB11 is your ticket to a faster, more sustainable, and stylish way of traveling.



