This document is a user manual for the Leaparkim Sherman electric unicycle.

Function Description

The Leaparkim Sherman is an electric unicycle designed for personal transportation. It features a robust build with ABS+PC shells and magnesium aluminum alloy anti-slip pedals. The device includes a built-in trolley handle for easy portability and a 20-inch off-road tire for versatile terrain use. For safety and visibility, it is equipped with a 1500lm headlight, a tail light indicator, and turning/braking warning lights. An LCD panel provides essential information to the rider.

Important Technical Specifications

Product Performance:

Model Name: Sherman
Top Free Spin Speed: 100 km/h
Safe Riding Speed: 25 km/h
Motor Power: 2500W
Battery: Panasonic NCR18650GA 100.8V 3200WH
Max Gradability: 30°
Operating Temperature: -10°C to 80°C
Max Load: 120 kg
Charger: 100.8V 5A
Charging Time: 8 hours
Color: Black

Dimension and Weight:

Dimension: 500mm x 195mm x 592mm
Net Weight: 35 kg
Pedal Dimension: 250mm x 130mm
Pedal Altitude (from ground): 170mm
Gross Weight (Package): 40 kg
Size (Package): 570mm x 280mm x 700mm

Hardware:

Mainboard: Customized connectors for firm wire fixation; 12pcs Mosfets for enhanced durability.
Cooling Fan: Dual cooling fans, set to activate at 45°C.
Tire Size: 20-inch off-road tire.
Trolley Handle: Central mounted, built-in.
Metal Bars: Anti-scratch protection for shells.
Charge Port: Dual charge ports, supporting up to 10A max.
Headlight: 1500lm modularization light.
Taillight: Turning and braking warning lights.

Software:

Incline Protection: Stops rolling when the wheel body inclines 45°.
Speed Limit: Can be set through the LCD panel.
Low Battery Protection: Alarm at 78V, tilt back at 75.6V.
Battery Protection: Overcharged, over-discharged, and charging port output short circuit protection.
Mainboard Overheat Protection: 85°C.
Calibration: Set through the LCD panel.

LCD Panel Features: The LCD panel displays various information and allows for settings adjustments:

Distance: Current ride mileage display. Long pressing the "choosing" button for 4 seconds clears mileage.
Total: Total mileage display.
Mode Display: Shows the current riding mode.
Tilt-back Speed Display: Shows the tilt-back speed.
Setting Mode: Long pressing the "OK" button enters setting mode, allowing selection and adjustment of items.
- Riding Mode Setting: Soft, Medium, Strong modes.
- Pedal Angle Setting: Adjusts pedal angle.
- Tilt-back Speed Setting: Adjusts tilt-back speed.
- Speed Alarm Setting: Sets speed alarm.
- Backlight Setting: Adjusts backlight.
- Level Calibration: For balancing the device. Press "OK" to initiate loose balance, place it at the ideal angle, then press "OK" again to finish calibration.

Usage Features

Safety Instructions (Important):

Read the manual thoroughly to understand performance parameters and observe recommended behaviors to avoid injuries.
Strictly forbidden on motor vehicle lanes. Comply with local laws and regulations.
Do not use in prohibited areas or exceed local speed limits.
Prohibited Riders: Individuals under the influence of drugs/alcohol, those with limited mobility/reaction ability, or those suffering from high blood pressure, cardiovascular, cerebrovascular, or other high-risk diseases. Minors under 14 and seniors over 60 are also prohibited.
Avoid use in dark/obstructed sight, slippery conditions, stagnant water, or potholes.
Do not ride at high speed or violently accelerate/decelerate when battery power is low.
Do not perform dangerous actions such as jumping, one-legged riding, backward riding, carrying passengers, or speeding.
Always wear a helmet, knee pads, elbow pads, gloves, and light protectors before use.
Control speed reasonably in crowded areas or near obstacles; do not speed.
Unauthorized disassembly or repair voids the product warranty.
First Use: Activate the device with the charger.

Maintenance Features

Screws: Regularly check for loose screws.
Tire Pressure: Check tire pressure regularly; recommended pressure is 2.5-3.0 pa.
Storage: Park the vehicle in a dry area as much as possible.
Battery: Avoid completely exhausting the battery before recharging. Do not place the battery in environments exceeding 50°C or below -20°C.
Charger: Only use the standard charger provided with the device.

Warranty:

Main Parts (Mainboard, Motor): 1 year warranty.
Battery (Charger and Battery): 6 months warranty.

Warranty Exclusions: The warranty does not cover the following conditions:

Exceeding the warranty period.
Man-made damage.
Damage caused by force majeure.
Failure to use, maintain, or adjust according to the User Manual.
Failure or damage caused by forced use beyond normal conditions.
Disassembly or maintenance by non-authorized personnel.
Malicious damage to warranty content or car body information.
Failure or damage caused by non-product design, technology, quality, manufacturing, or other problems.
Natural wear without affecting function.

LeaperKim Sherman - 1. Product Description; Functional Diagram

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