JEWHUN K18 3 Cree LED Bike Light Instruction Manual
- June 16, 2024
- JEWHUN
Table of Contents
JEWHUN K18 3 Cree LED Bike Light
Name of each part
Product Specifications
- Model No.: K18
- Material: Aluminum Alloy
- Bulb: 3XPG LED (Warm light2; Daylight light*1)
- Built-in Battery: 5200mAh (18650 lithium battery*2)
- Main body weight: 191g (including battery)
- Size: 1005028mm
- Charging Time: 3-4 hours
- Waterproof level: IP65
- Charging connection port: Type-C USB
- Set contents: Light body, bracket, dedicated charging cable, English instruction manual
The specifications and design of this product are subject to change without notice. Also, weight and other specifications are subject to error.
Precautions for use
- How to care
- If the lamp body of this product gets dirty, wipe it clean with a cloth moistened with water. Do not use thinner or alcohol. It may cause deformation or malfunction.
- Storage method
- Store in a dry, well-ventilated place (0-30° C) that is not exposed to rain, dew, dust, direct sunlight, ultraviolet rays, salt damage, high temperature, or high humidity.
- If the product will not be used for an extended period (six months or more), store it with a fully charged battery. If the batteries are left in a state of natural discharge for an extended period of time, the voltage may drop and they may become unusable.
- To maintain the performance of rechargeable batteries, charge-discharge them once every three months.
- Keep out of the reach of children.
Safety Precautions
Warning The contents could result in death or serious injury.
- Please strictly adhere to the downward irradiation angle to avoid dazzling oncoming vehicles (persons).
- Before driving, make sure that the main body of the light is securely attached to the bracket and that the light illuminates.
- Charging the battery for a long period may cause it to heat up. If you hear unusual noises or the main unit becomes hot during use, stop using it immediately.
- Do not charge the battery for more than 8 hours as it may be overcharged.
- Do not subject this product to shock, disassembly, modification, or replacement of the built-in battery, as this may result in overheating or damage.
- Do not use this product in heavy rain or underwater. If water gets inside the main unit, it may cause a short circuit or insulation failure resulting in heat generation. electric shock. or malfunction.
Caution The contents of the policy may result in minor injury or damage to property.
- Do not touch the light part while the light is on. Doing so may cause burns.
- Do not look directly at the LED light part while it is lit. Doing so may damage your eyes.
- The flashing mode is for auxiliary light use only. Do not use the flashing mode during normal driving.
- Do not charge, discharge, or store the batteries in high-temperature conditions. It may cause deterioration of the rechargeable battery.
- Please follow the correct care and storage instructions.
- The built-in battery is not replaceable.
How to use
Installation method:
- Remove the screws.
- Insert the bracket into the handle.
- Tighten the screws firmly and check the bracket stability.
- Put on the light.
*When attaching or detaching the main unit, be sure to slide it horizontally.
Mode conversion:
- Press the switch once from the off state to switch the mode as shown below. High beam mode adjustment button (daylight color1) Low beam mode adjustment button (warm light color2).
*From any mode, press and hold the switch for about 2 seconds to turn it off. - Double-click any of the adjustment buttons to switch to 3-light mode (High beam/low beam light). Pressing once again switches the mode as shown below.
How to charge:
- Charge the battery with the included Type-C USB cord.
- Charging time is 3-4 hours.
- Type-C port: for charging the bicycle light (Figure – D)
- A port: For supplying power to external devices (Figure 2)
Standard charging time and lighting time are estimates and may vary depending on the environment in which they are used.
The lights can be turned on at the same time while charging your phone.
Power indication in use:
LED display shows battery level in real-time. It provides an intuitive and
clear understanding of the battery status.
- The light cannot be turned on while the battery is charging.
Bicycle Light (K18) Warranty
This document promises that if a failure occurs during the following period
from the date of purchase, the product will be repaired free of charge by the
details described on the reverse side of this document. The purpose of the use
of your personal information is described in this document. If you have any
questions about your personal information, please contact your dealer. For
details, please refer to the reverse side of this document.
Please read the instruction manual carefully and use the product properly and safely. Please be sure to read “Precautions for Use/Safety Precautions” before use. After reading, please keep this instruction manual in a safe place.