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HiBoy - KS4 Pro Foldable Electric Scooter w/ 25 mi Max Operating Range & 19 mph Max Speed - Black

Model: KS4 Pro
SKU: 6584163
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Specifications
  • Color
    Black
    Product Weight
    40.6 pounds
    Maximum Weight Capacity
    220 pounds
    Maximum Operating Range
    25 miles
    Maximum Speed
    19 miles per hour
    Motor Power (Nominal)
    500 watts
  • Key Specs
    • Color: Black
    • Product Weight: 40.6 pounds (The out of box weight of the item.)
    • Maximum Weight Capacity: 220 pounds (The maximum load that can be supported by the product.)
    • Maximum Operating Range: 25 miles
    • Maximum Speed: 19 miles per hour
    • Motor Power (Nominal): 500 watts (Also known as rated power, this is the maximum power a motor can produce without damaging itself under normal working conditions for an extended period of time.)
    • Power Source: Battery-powered
    • Meets And Exceeds All UL Safety Standards: Yes (Indicates that the product, as stated by the manufacturer, is required to, or has met and surpassed the standards established by Underwriter Laboratories (UL) for ensuring quality and safety.)
    • Foldable Design: true
    • Suspension Type: No suspension system
  • General
    • Brand: HiBoy
    • Model Number: KS4 Pro
    • Product Name: KS4 Pro Foldable Electric Scooter w/ 25 mi Max Operating Range & 19 mph Max Speed
    • Color: Black
    • Product Type: Scooter
    • Assembly Required: Partial
  • Dimensions
    • Product Height: 48.2 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
    • Product Length: 45.3 inches (The out of box length of the item. Length is measured as the longest dimension of the item.)
    • Product Width: 16.5 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
    • Product Weight: 40.6 pounds (The out of box weight of the item.)
    • Maximum Weight Capacity: 220 pounds (The maximum load that can be supported by the product.)
    • Folded Height: 20.7 inches
    • Deck Length: 18.1 inches
    • Deck Width: 6.1 inches
  • Connectivity
    • App Compatible: true (The product can be connected to a program or software application on a mobile device, which then receives collected data from the product.)
  • Display
    • Information Displayed: Battery life, Speed, Assist mode
  • Performance
    • Maximum Operating Range: 25 miles
    • Maximum Speed: 19 miles per hour
    • Motor Power (Nominal): 500 watts (Also known as rated power, this is the maximum power a motor can produce without damaging itself under normal working conditions for an extended period of time.)
    • Motor Power (Maximum): 750 watts (Also known as peak power, this is the maximum power a motor can produce for a short period of time under ideal conditions. Used for example when climbing a steep grade.)
  • Power
    • Throttle Control Mechanism: Thumb
    • Power Source: Battery-powered
    • Rechargeable Battery: true
    • Removable Battery: false
    • Number of Batteries Included: 1
    • Battery Chemistry: Lithium-ion
    • Battery Amperage: 11.6 ampere hours
    • Battery Voltage: 36 volts
    • Battery Charger Included: true
  • Certifications Listings & Approvals
    • Meets And Exceeds All UL Safety Standards: Yes (Indicates that the product, as stated by the manufacturer, is required to, or has met and surpassed the standards established by Underwriter Laboratories (UL) for ensuring quality and safety.)
    • Product Safety Certifications and Standard(s): UL 2272 (Lists the applicable certifications and/or standards, as stated by the manufacturer, in which the product has met the requirements for the assurance of quality and safety.)
    • Ingress Protection (IP) Rating: IPX4 (A 4 to 6 character code classifying a product's degree of protection against intrusion of solid particles and liquids as well as impact. Each number in the IP Code denotes a level of protection, determined through testing and published by the International Electrotechnical Commission (IEC). The first digit represents the degree of protection against solid foreign objects or particles and the second digit represents the degree of protection against water ingress.)
  • Features
    • Foldable Design: true
    • Integrated Lights Included: Headlight, Tail light, No integrated lights included, No integrated lights included (Indicates the types of active lighting integrated into the product that actively generates light from a bulb instead of reflecting light from another source.)
    • Number of Wheels: 2
  • Brakes
    • Brake Style: Mechanical disc (Rear)
  • Tires
    • Suspension Type: No suspension system
    • Front Wheel Diameter: 10 inches
    • Rear Wheel Diameter: 10 inches
  • Warranty
    • Warranty - Parts: 1 year
    • Warranty - Labor: 90 Days
  • Other
    • UPC: 860011902423

KS4/KS4 Pro (Hiboy S2 Pro Upgraded Version) Electric Scooter Adults with 500W Motor (Ver. KS4 350W), 19 MPH 25 Miles Range (Ver. KS4 17 Miles), 8"-10" Tires Folding Commuter Electric Scooter

  • Powerful Motor & Battery: KS4 Pro electric scooter equipped with a 500W(Peak 750W) motor and high capacity battery. With a top speed of 19mph, the scooter achieves 25 Miles travel range per charge under specific conditions, it is suitable for city commuting and traveling. Helping you conquer up to a 15% grade slope. And our product has passed stringent UL2272 testing. (Testing lab: UL LLC)
  • EABS & Dual brake system: Hiboy adults electric scooter comes with a balanced dual brake system. When starting the rear disc brake, it will synchronously and gently start the front EABS regenerative anti-lock braking to ensure a balanced distribution of the brake system. While effectively enhancing the braking effect, it prevents the occurrence of personal safety accidents caused by the single brake system with the rear wheel slipping sideways or the front wheel braking alone.
  • Dual Shock Absorption System: KS4 Pro electric scooter features an adjustable dual shock absorption system to reduce most shock, which provides a comfortable and stable riding environment. Update technology to achieve the highest performance, ensuring a smooth, safe and reliable riding experience.
  • 10 inch Honeycomb Tires: Highly elastic organic material honeycomb tires, combined with the rear shock absorption system to ensure riding comfort, while effectively reducing the trouble of after-sales maintenance due to air leakage from the inflatable tires.
  • Foldable & Lightweight: The Commuter Electric Scooter for Adults weights 38.5 lbs and easy to fold, which makes it can be carried directly. With a compact design, the lightweight scooter can be stored in the trunk of the car, office, elevators, and other compact spaces.
  • UL 2272 and 2271 compliant(UL LLC): Tested and Certified to UL 2272 and 2271 Safety Standards by UL Solutions
  • Product Safety: The purchaser and rider of this product are responsible for knowing and obeying all state and local regulations regarding the use of this product. It is highly encouraged that you read and follow the product instructions including all safety precautions and use protective gear.
  • NYC Consumers: NYC consumers please review fire safety info available here: https://www.nyc.gov/site/fdny/codes/reference/lithium-ion-battery-safety.page

Q: Does this electric scooter have a dual brake system?

A: Yes, the HiBoy KS4 Pro electric scooter is equipped with a dual brake system for enhanced safety.

Q: Is the battery on this electric scooter removable?

A: No, the battery on the HiBoy KS4 Pro scooter is not designed to be removed.

Q: How far can I travel on a single charge with this scooter?

A: This scooter offers a range of up to 25 miles on a single charge.

Q: What is the maximum speed of this electric scooter?

A: The KS4 Pro electric scooter can reach a maximum speed of 19 mph.

Q: What size are the tires on the HiBoy KS4 Pro scooter?

A: The KS4 Pro scooter is equipped with 10-inch honeycomb tires.

Q: What is the maximum weight capacity of the HiBoy KS4 Pro scooter?

A: The maximum weight capacity for this scooter is 220 pounds.

Q: Is this need to recharge or how can i charge it??

A: It can be recharged. It takes about 8 hours to fully charge when the battery is completely dead. The package includes the charging cable, connect one end to the wall and the other to the scooter. The charging port is near the front wheel.

Q: Are the wheels solid or tube?

A: Neither, they are a near solid "honeycomb" From hiboy site: Highly elastic organic material honeycomb tires, combined with the rear shock absorption system to ensure riding comfort, while effectively reducing the trouble of after-sales maintenance due to air leakage from the inflatable tires.

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Pros for HiBoy - KS4 Pro Foldable Electric Scooter w/ 25 mi Max Operating Range & 19 mph Max Speed - Black
Speed, Battery Life, Ride Quality, Overall Performance, PortabilitySpeed, Overall Performance, Battery Life, Portability, Ride QualityOverall Performance, Speed, Portability, Battery Life, RangeThere were no pros for this product
Cons for HiBoy - KS4 Pro Foldable Electric Scooter w/ 25 mi Max Operating Range & 19 mph Max Speed - Black
Suspension, Range, Noise Level, Uphill PerformanceWeight, BellSuspensionThere were no cons for this product

Specs

Reviews

Customers are saying

Customers are enthusiastic about the KS4 Pro Foldable Electric Scooter, highlighting its speed, battery life, and overall performance. Many appreciate the comfortable ride quality and portability. Some customers have noted areas for improvement, such as the suspension, range, and uphill performance. A few have also mentioned some noise issues.

This summary was generated by AI based on customer reviews.

Customer Images

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.

  • Rated 5 out of 5 stars

    My Honest Review of the Hiboy KS4 Pro Electric Sco

    I recently bought the Hiboy KS4 Pro electric scooter, and after riding it for a few weeks, I can confidently say it’s one of the best investments I’ve made for my daily commute. I wanted something affordable, reliable, and powerful enough to handle city roads, and the KS4 Pro has mostly delivered on those expectations. The scooter arrived well-packed and was easy to assemble — just unfold, tighten a few screws, and it’s ready to ride. The build quality feels solid and premium for its price. The matte black finish with side lighting gives it a sleek, modern look, and the digital display is bright and easy to read, even in daylight. I also like the Hiboy app, which lets me lock the scooter, check speed, and monitor battery life from my phone. It’s simple, but it gets the job done. Performance-wise, the KS4 Pro is impressive for a mid-range scooter. The 500-watt motor has plenty of power for flat city rides, and I’ve reached close to its advertised top speed of 19 mph on straight roads. Acceleration is smooth and steady, and the throttle responds quickly. On small inclines, it still performs well, although it does slow down a bit on steeper hills. The scooter feels stable, and the wide deck makes it comfortable to stand on during longer rides. The 10-inch honeycomb tires are both a blessing and a drawback. I love that they’re solid and puncture-proof — no need to worry about flats — but they make the ride a little rougher on uneven roads. The suspension system helps a bit, but you can still feel bumps and cracks, especially at higher speeds. For city streets and bike lanes, though, the comfort level is acceptable. Battery life is another strong point. Hiboy claims around 25 miles per charge, and while I haven’t reached that full distance, I consistently get about 17–20 miles depending on speed and terrain, which is still very good. Charging takes around 5 to 6 hours, and the charger is compact enough to carry in a backpack if needed. Braking is reliable with its dual-brake setup — a rear disc brake and front electronic regenerative braking. The response time is quick, and it feels safe even when stopping from higher speeds. The bright headlight and rear brake light are great for night rides, and the side lighting adds extra visibility, which I really appreciate for safety. If I had to point out downsides, I’d say the scooter is slightly heavy at about 38 pounds, and carrying it upstairs can be tiring. The ride could be smoother on rough pavement, and the app sometimes disconnects. But overall, these are minor compared to how well it performs. In summary, the Hiboy KS4 Pro is a dependable, fun, and stylish electric scooter that perfectly suits everyday city commuting. It offers a great balance of speed, range, and safety features for its price. I’d happily recommend it to anyone looking for a solid, hassle-free ride for daily use.

    Posted by Bhanutejamohan

  • Rated 5 out of 5 stars

    really good for its price.

    The review will be a bit long but I will be as complete and honest as possible from my point of view. This is my second scooter and the first from Hiboy. Overall, for the price of $400 it is pretty good! You won't find anything better for that price range since they always have a discount on that model, as for the scooter the electric brake is very strong (quite good) the bad thing is that it is not independent, it is activated with the same lever as the rear brake and just like the s2/pro it was better separately although it is not a big problem, I loosen the rear brake a little to be able to activate only the electric one when I pull the lever a little, and compared to my other scooter where it was automatic it is infinitely better to be all manual, since an automatic electric brake makes you spend more energy than it regenerates, the lights are very good but you can't deactivate the ones on the sides or with the app, and speaking of the app it is extremely simple and with very few options, the worst part, but at least it is functional (better than nothing), something that had me worried is that when using the lights and moving the scooter the motor makes a very audible electrical noise compared to my previous scooter which was totally silent, I consulted with hiboy and they told me that I can be calm that it is normal when using the lights and moving the scooter. just like sometimes the battery level after a trip can drop 5% when you turn on the lights (it seems like a lot to me but they say it's normal too) but it goes back up when you turn them off, it could be because it's a large battery. The rear suspension is very hard and only works when jumping or falling, but the honeycomb tires are much better than the hollow ones and, being 10 inches, the ride is more cushioned.

    Posted by EmmanuelG

  • Rated 4 out of 5 stars

    E-Scooter

    This product has held up very well ove the past 12 months, i was very skeptical about how abour making this purchase, and then i did my research and made some comparisons and came to the conclusion that this was worth the money. I Highly recommended this purchase to anyone who likes the balance of performance and value. I easily trek around one side of town, to the other on a single charge, and i am also able to fold it up and take it with me on the bus if i need to.

    Posted by RichardG

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