Balance Bikes >>
HKM-475923 20-inch Electric Balance Bike for Kids, 36V 600W, Two-Wheel Design, Aluminum Frame, Ages 8-13
FXB01-20 Electric Balance Bike
Engineered for young riders aged 8 to 13, blending robust 600W power with precision safety systems. A lightweight aluminum companion built to inspire confidence on every ride.
600W Brushless Hub Motor — Up to 25 mph (40 km/h)
At the core of the FXB01-20 sits a high-efficiency 600W brushless hub motor. Unlike traditional brushed motors, the brushless design eliminates friction-prone commutators, resulting in quieter operation, extended longevity, and significantly reduced maintenance. The motor delivers smooth, linear acceleration from a standstill up to 25 mph (40 km/h), giving young riders the thrill of speed while parents enjoy peace of mind knowing the power delivery is predictable and controllable.
Forged from Aerospace-Grade Aluminum Alloy
The frame is precision-crafted from high-quality aluminum alloy, striking an ideal balance between featherlight agility and structural resilience. This material choice means the bike remains easy for kids to handle and maneuver, yet tough enough to withstand daily adventures across pavement, gravel paths, and park trails. The corrosion-resistant properties of aluminum also ensure the bike maintains its sleek appearance season after season.
Leather-Covered Saddle & Hydraulic Adjustable Front Fork
Comfort is paramount for growing riders. The generously padded saddle is wrapped in supple, weather-resistant leather that resists wear while offering a premium tactile feel. Complementing this is a hydraulic adjustable front fork that actively absorbs shocks from bumps, curbs, and uneven terrain. The hydraulic damping system provides progressive compression, meaning small vibrations are filtered out without harshness, while larger impacts are managed with composure — keeping the ride smooth and the young rider in full control.
Hydraulic Disc Brakes — Precision Stopping Power
Safety begins with the ability to stop reliably. The FXB01-20 is equipped with hydraulic disc brakes on both wheels, a system that uses fluid pressure to deliver consistent, modulated braking force with minimal hand effort. Compared to mechanical cable-actuated brakes, hydraulic systems offer superior feel, self-adjusting pad wear compensation, and far less maintenance over time. Whether cruising downhill or navigating sudden stops, the braking response remains sharp and dependable.
36V 5Ah Lithium Battery — Extended Ride Times
The integrated 36V 5Ah lithium-ion battery pack is the energy backbone of the FXB01-20. Lithium chemistry offers a superior energy-to-weight ratio compared to older lead-acid alternatives, keeping the bike light while delivering ample range for neighborhood explorations, park laps, and trail rides. The battery management system (BMS) continuously monitors cell voltage, temperature, and charge cycles, protecting against overcharge, over-discharge, and short circuits for long-term reliability and safety.
20-Inch (50.8 cm) Tires for Confident Control
The 20-inch wheel size is a proven sweet spot for riders in the 8–13 age bracket. Large enough to roll over obstacles with ease, yet compact enough for agile handling, these tires provide a planted, stable feel across diverse surfaces. The wide contact patch enhances grip during cornering and braking, giving young explorers the confidence to push their boundaries safely.
Robust Load Capacity — Up to 220 lbs (100 kg)
Designed to grow with your child, the FXB01-20 supports riders and their gear up to an impressive 220 lbs (100 kg). This generous capacity means the bike can comfortably accommodate a backpack, sports equipment, or a weekend picnic load, making it not just a recreational vehicle but a practical companion for errands, commutes to school, and day-long outdoor excursions.
Engineering Insights
A closer look at the technology that sets the FXB01-20 apart.
Why Brushless Motors Matter
Brushless DC motors use electronic commutation instead of physical brushes, eliminating the primary wear component found in traditional brushed motors. This translates to higher efficiency (typically 85–90% vs. 75–80% for brushed), quieter operation, less electromagnetic interference, and a lifespan that can exceed 10,000 hours. For a youth electric bike, this means consistent performance over years of use without motor degradation.
Hydraulic vs. Mechanical Disc Brakes
Hydraulic disc brakes use incompressible brake fluid to transmit force from the lever to the caliper pistons. This closed system provides a firmer, more linear feel at the lever, requires less hand strength to achieve maximum braking force, and self-adjusts as pads wear. For younger riders with developing hand strength, hydraulic systems offer a critical safety advantage: powerful stopping with gentle finger pressure.
Lithium-Ion Battery Safety
The 36V 5Ah lithium pack incorporates multi-layer protection circuitry including overcharge protection (typically at 4.25V per cell), over-discharge cutoff (around 2.7V per cell), short-circuit interruption, and temperature monitoring. These safeguards, governed by the BMS, ensure the battery operates within its safe envelope at all times, providing reliable energy delivery across hundreds of charge cycles.
Aluminum Alloy Frame Dynamics
Aluminum alloy 6061, commonly used in bicycle frames, offers a tensile strength comparable to mild steel at roughly one-third the weight. The FXB01-20's frame undergoes precision TIG welding at stress-critical joints, followed by heat treatment to relieve internal stresses. The result is a frame that absorbs road vibrations effectively while resisting fatigue cracks over years of spirited riding.
Technical Specifications
Key parameters at a glance.
Designed for Young Adventurers
Every detail engineered with growing riders in mind.
Frequently Asked Questions
Answers to common questions about the FXB01-20.
What age group is the FXB01-20 suitable for?
How long does the battery last on a single charge?
How long does it take to fully charge the battery?
What safety features does the FXB01-20 include?
Is the bike suitable for off-road use?
What is the maximum rider weight?
Does the bike require assembly upon delivery?
How does the hydraulic disc brake system benefit my child?
Purchase with Confidence
Every FXB01-20 is backed by comprehensive support.
Free Shipping on All Orders
Complimentary standard shipping on every FXB01-20 order. Delivered safely to your doorstep at no extra cost.
180 Days Purchase Protection
Extended protection covering manufacturing defects and material flaws for a full 180 days from the date of delivery.
30 Days Money-Back Guarantee
Not completely satisfied? Return the bike in original condition within 30 days for a full refund. No questions asked.
24 Months Warranty Service
Comprehensive two-year warranty covering the motor, battery, frame, and electronic components for lasting peace of mind.
Every product we offer includes a 180-day purchase protection plan at no additional cost. This coverage extends beyond a standard warranty, reflecting our confidence in product quality and our ongoing commitment to your satisfaction.
The protection plan is designed to provide practical help in real-world situations. Whether you encounter a manufacturing issue, a performance problem, or an unexpected accident, our team is ready to assist with clear, fair solutions.
What Is Covered
Manufacturing Defects
We replace items with material or workmanship flaws at no charge.
Performance Failures
Free repair or replacement if the product fails under normal use.
Accidental Damage
One-time courtesy replacement at a reduced price.
Zero Hidden Fees
All shipping costs for replacements and returns are covered.
How to File a Claim
How This Differs from the Warranty
The 180-day purchase protection includes accidental damage and performance failures that are typically not covered by a standard warranty. It provides an additional layer of support during the first six months after purchase, giving you greater confidence and peace of mind.
We want you to be completely satisfied with your purchase. If for any reason you are not fully happy, you may return your item within 30 days of delivery for a full refund. No lengthy forms, no unnecessary questions.
Our return policy is built on a simple principle: if the product is not right for you, we will make it right. We understand that online shopping involves trust, and we work hard to earn that trust with every order.
Return Eligibility
30-Day Window
Request a return within 30 days of delivery.
Original Condition
Unworn or unused, with tags and original packaging.
Proof of Purchase
A receipt or order number is required.
Fast Refund
Refund processed within 10 business days.
How to Start a Return
Returns & Exchanges Overview
Damages & Exchanges
Please inspect your order as soon as it arrives. If the item is defective, damaged, or incorrect, contact us immediately so we can evaluate the issue and make it right. For exchanges, the fastest option is to return the original item and place a new order for the replacement.
We believe in the quality of our products, and we want you to share that confidence. Every product is backed by a 24-month warranty covering all structural and functional components, including zippers, buckles, straps, and fabric integrity.
The warranty is designed to be simple and accessible. You only need your proof of purchase to begin a claim, and our team will assess the issue promptly. If a manufacturing issue arises, we will make it right.
What the Warranty Covers
Comprehensive Coverage
Every part warranted for two full years.
Free Repair or Replacement
Whichever is faster, at no cost to you.
Quick Turnaround
Claims assessed within 1 business day.
Transferable
Warranty follows the product, not the owner.
How to File a Warranty Claim
Every order ships free—no minimums, no hidden fees. We currently deliver across the United States and are actively working to expand to more countries. We partner with reliable U.S. courier services to ensure your order arrives safely and on time.
Our delivery process is designed for transparency. From the moment you place your order to the moment it reaches your door, you receive clear updates at every stage. We carefully inspect each product before dispatch, and we provide tracking information as soon as your order ships.
Our U.S. Shipping Partners
USPS
Official national carrier with nationwide coverage.
UPS
Fast and reliable ground and express shipping.
FedEx
Express delivery with real-time tracking.
DHL eCommerce
Efficient parcel delivery for e-commerce shipments.
Delivery Process
Delivery Time Summary
Cancellations & Taxes
You may cancel your order at any time before it ships. All product prices include applicable taxes, and there are no additional VAT or customs fees for orders delivered within the United States.
Whether you have a question, need help with an order, or just want some advice, our support team is available around the clock. We don't just respond to messages—we work with you to find real solutions that fit your needs.
Our support specialists are trained to handle a wide range of requests, from product recommendations to technical troubleshooting. No matter the question, you can expect a professional and friendly response.
How We Can Help
Product Guidance
Our experts help you choose the right product.
Order Assistance
Modify orders, track shipments, or speed up delivery.
Warranty & Returns
Start claims or returns quickly and easily.
Technical Troubleshooting
Step-by-step solutions for product issues.
Contact Information
24/7 Phone
+1 (209) 280-3200
support@hekomart.com
Address
3401 Dale Rd, Modesto, CA 95356
Support Hours
Available 24 hours a day, 7 days a week
