Hiboy BK1 Kids Electric Balance Bike
- Ages 3 to 5, up to 77.2 lb rider
- 12 inch tires, seat 17.2 to 19.1 inches
- 2 speed modes: 5.6 and 9 MPH
- 4.9 miles max range per charge
- 21.6V/2.6Ah battery, 56.16 watt-hours
- 150W peak motor, 100W in regular mode
- 3 to 4 hours charging time
- IPX4 water rating, UL 2272 per title
Last refreshed Sep 8, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
An electric balance bike for preschoolers who already glide confidently and want a motor boost on paved paths. Braking relies on a front V-brake, so supervision and the slower mode matter early on.
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ASIN: B0D8437K18Category: Balance Bikes
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Overview
Kicking off the ground starts the ride on the Hiboy kids electric balance bike: the child glides, then presses the accelerator to bring in the motor. Dual speed modes, an adjustable seat and a front V-brake let the bike grow with a young rider's confidence.
Throttle assist with a kick-off start means the motor joins only after the child is moving, and the slow mode gives parents a gentler setting. Range is short, so it suits neighborhood loops more than long outings, and the listing names only a front brake.
Who it's for
Sidewalks and park paths are where a small child can use the motor boost under supervision. Older kids near the weight cap, and families wanting off-road riding, should choose a different bike.
Pros and cons
- Two speed modes for gradual progress
- Motor engages only after a kick-off
- Adjustable seat height
- Water rating for light wet weather
- Short range per charge
- Only a front brake is named
- Rigid frame with no suspension
- Charger not listed in box contents
Performance notes
Speed and range depend on battery charge, rider weight and the selected mode. The throttle works once the bike is rolling from a kick, so balance skills govern how smoothly a child starts. Stopping relies on the front V-brake, and the rigid frame passes bumps straight to the rider.
Specifications
| Brand | Hiboy |
|---|---|
| Dimensions & fit | |
| Wheel Size | 12 inches |
| Minimum User Height | 17 inches |
| Item weight | 20.1 pounds |
| Maximum Weight Recommendation | 77.2 pounds |
| Item Dimensions L x W x H | 35.9 × 20.2 × 24.4 inches |
| Seat height | 17.2 inches |
| Capacity & performance | |
| Number Of Speeds | 2 (5.6 and 9 MPH) |
| Range | 4.9 miles |
| Top speed | 9 mph |
| Power & efficiency | |
| Lithium Battery Energy Content | 56.16 watt-hours |
| Motor power | 150 watts |
| Battery | 21.6V/2.6Ah |
| Construction & materials | |
| Frame Material Type | Carbon Steel |
| Wheel Material | Rubber |
| Included components | |
| Included Components | Bike, Manual, Toolkit |
| Warranty & support | |
| Warranty Description | 1 year |
| Other details | |
| Brake Style | Linear Pull (front V-Brake) |
| Electric Assist Type | Throttle Assist |
| Manufacturer recommended age | 3 to 5 years |
| Intended Riding Terrain | Paved Roads |
| Suspension Type | Rigid |
| Charging time | 3 to 4 hours |
| Safety certification | UL |
| Water resistance | IPX4 |
Frequently asked questions
Will the Hiboy BK1 fit a tall 5 year old?
The seat adjusts from 17.2 to 19.1 inches and the bike is rated up to 77.2 pounds. The listing gives no maximum rider height, so measure your child's inseam against the seat range.
Can kids ride the Hiboy BK1 in the rain?
It carries an IPX4 waterproof rating. Its intended riding terrain is listed as paved roads.
How do I limit the speed on the Hiboy electric balance bike?
It has 2 speed modes, 5.6 MPH and 9 MPH, so a beginner can start in the slower one.
What comes in the Hiboy BK1 box?
The listed components are the bike, a manual and a toolkit. A charger is not named in the list.