KEVANLY H4, BA20D, P15D

Contents

KEVANLY Motorcycle LED Headlight Bulbs

Models: H4, BA20D, P15D

User Instruction Manual

1. Introduction

This manual provides essential information for the safe and effective installation and operation of your KEVANLY H4, BA20D, or P15D LED Motorcycle Headlight Bulbs. These bulbs feature 3030 24SMD dual-color (white and yellow) technology, offering both high and low beam functions for various motorcycle, motorbike, scooter, and ATV/UTV applications. Designed for clear vision and non-destructive installation, they are a direct replacement for original halogen bulbs.

2. Safety & Warnings

Important Safety Information: Read all instructions before use. Failure to follow these instructions may result in damage to the product or personal injury.

  • Keep the device and its cord out of reach of children under 3 years old.
  • Keep away from children unless supervised by an adult.
  • Do not use this product for purposes other than its intended use.
  • Inspect the product before each use; do not use if damaged.
  • Follow installation and operation guidelines to avoid injury.
  • Do not expose to water or moisture (for electrical products).
  • Handle with care to avoid cuts or injuries (if sharp/dangerous components are present).

Warning: Installation must comply with local vehicle modification regulations. This product cannot replace core vehicle warning/lighting functions. The manufacturer assumes no liability for light damage or vehicle issues resulting from circuit failure or improper installation.

3. Product Overview

The KEVANLY LED Motorcycle Headlight Bulbs are designed to provide superior illumination with dual-color functionality. They are built with high-quality materials for durability and efficient heat dissipation.

KEVANLY LED headlight bulb, super bright 3030 LED. Shows three different base types (P15D, BA20D, H4).
Figure 1: KEVANLY LED Headlight Bulbs (P15D, BA20D, H4 types)
Double-sided 24-bead luminous motorcycle LED light, highlighting 3030 LED beads, clear vision, non-destructive installation.
Figure 2: Double-sided 24-bead luminous design for clear vision and non-destructive installation.
Super Shiny LED bulb with 3030 chip, showing +300% brightness increase and fast startup (0.1 seconds).
Figure 3: Enhanced brightness with 3030 chips and rapid 0.1-second startup.
1:1 Plug and Play comparison between LED bulbs and Halogen light bulbs, showing the LED bulb's brighter white light versus halogen's yellow light.
Figure 4: Direct 1:1 replacement for traditional halogen bulbs.
Double-sided 24-chip lamp with 360° all-round light and matrix layout for wide and long field of view.
Figure 5: Double-sided 24-chip design for 360° illumination and wide field of view.
Fast heat conduction, efficient heat dissipation. Quiet, fanless, temperature control. Aviation aluminum for rapid heat dissipation.
Figure 6: Efficient heat dissipation with aviation aluminum for extended lifespan.
Precision and durable, stable and long-lasting. Highlights 3030 LED beads, aviation aluminum, fixed lamp holder, stainless steel lamp holder.
Figure 7: Durable construction with 3030 LED beads, aviation aluminum, and stainless steel lamp holder.

4. Specifications

Attribute Value
Product Name Motorcycle LED Bulbs H4 BA20D P15D
Brand Name KEVANLY
Socket Types H4, BA20D, P15D
Light Source 3030 SMD LED
Number of LEDs 24
Voltage DC 8V-20V (12V standard for motorcycles)
Color Temperature 6000K (White), Yellow
Beam Angle 360 degrees
Life Span More than 50,000 hours
Working Temperature -40°C to 80°C
Material Aviation Aluminum, Stainless Steel
Origin Mainland China
Package Dimensions (approx.) Length: 16cm, Width: 14cm, Height: 5cm
Package Weight (approx.) 0.02 kg

Product Dimensions:

Product dimensions for P15D, BA20D, and H4 types, showing length and width measurements.
Figure 8: Detailed dimensions for P15D, BA20D, and H4 bulb types.
  • P15D: Length: 5.86cm (2.30in), Base Width: 2.60cm (1.02in), Bulb Width: 1.38cm (0.54in)
  • BA20D: Length: 6.66cm (2.62in), Base Width: 2.40cm (0.94in), Bulb Width: 1.38cm (0.54in)
  • H4: Length: 7.63cm (3.00in), Base Width: 2.90cm (1.14in), Bulb Width: 1.38cm (0.54in)

5. Installation Steps

These bulbs are designed for replacement of original headlights, turn signals, side lights, and position lights on various motorcycle models.

  1. Preparation: Before installation, turn off the motorcycle power and remove the vehicle key to ensure the circuit is completely cut off and prevent short circuits.
  2. Remove Old Bulb: Remove the corresponding lamp housing or protective plate. Pinch the base of the original car light bulb, then rotate it counterclockwise or directly pull it out to remove.
  3. Install New Bulb: Hold the base of the new LED bulb (do not touch the light-emitting surface). Align the bulb with the socket interface, then rotate clockwise or directly plug it in to ensure good electrode contact.
  4. Test Functionality: Power on the motorcycle and test the lighting function (high beam, low beam, and dual-color switching if applicable).
  5. Final Assembly: After confirming that there are no faults, reinstall the lamp housing and protective plate to complete the installation.
Video 1: Demonstration of LED bulb features and light output.

6. Operating Instructions

These LED bulbs offer dual-color functionality (white and yellow) and high/low beam options, depending on the specific model and wiring of your motorcycle.

  • Standard Operation: Once installed, the bulb will operate as a standard headlight, providing either white or yellow light, and switching between high and low beams as controlled by your motorcycle's existing switches.
  • Dual Color Switching: For models with dual-color functionality, the color typically switches by toggling the headlight switch off and on rapidly. Consult your motorcycle's manual for specific headlight control mechanisms.
Real shot effect display showing motorcycle headlights in white and yellow, and road illumination in white and yellow.
Figure 9: Real-world illumination effects in white and yellow light.
Wide range illumination, showing effectiveness in rain, snowy days, foggy days, and cloudy days.
Figure 10: Wide range illumination for various weather conditions.
Brightness increased several times, showing yellow light effect (high brightness, good paving) and white light effect (high focusing, long range, increased braking reaction time).
Figure 11: Comparison of yellow light (good paving) and white light (high focusing) effects.

7. Maintenance

  • Cleaning: If the light-emitting surface is touched during installation or replacement, wipe it clean with a dust-free cloth to maintain transparency and service life.
  • Cool Down: The surface of the light bulb becomes hot after operation. It is forbidden to touch it immediately. Allow the light bulb to cool down completely before handling or performing any maintenance to avoid burns.
  • General Care: Regularly inspect the bulbs and connections for any signs of wear or damage.

8. Troubleshooting

  • Bulb Not Lighting Up:
    • Ensure the motorcycle power is on and the key is in the ignition.
    • Verify the bulb is correctly seated and connected to the socket, ensuring good electrode contact.
    • Check for proper voltage (must be 12V DC). Connecting to 24V or other incompatible voltages will damage the bulb.
    • Inspect the motorcycle's wiring and fuse for any issues.
  • Intermittent Lighting:
    • Ensure the interface is tightly clamped and not loose. Poor contact can cause intermittent operation.
    • Check for any loose wires or connections.
  • Incorrect Color/Beam:
    • For dual-color bulbs, try toggling the headlight switch off and on rapidly to cycle through colors.
    • Ensure the bulb type (H4, BA20D, P15D) matches your motorcycle's requirements.

If issues persist after following these steps, consult a qualified technician.

9. User Tips

  • Verify Socket Type: Always double-check your motorcycle's existing headlight bulb socket type (H4, BA20D, P15D) before purchasing to ensure compatibility.
  • Polarity Check: For DC circuits, ensure correct polarity during installation to prevent damage.
  • Post-Installation Test: After installing, test both high and low beam functions, as well as the dual-color switching (if applicable), in a safe environment before riding.
  • Weather Conditions: Utilize the yellow light mode in adverse weather conditions like fog or heavy rain for improved visibility and safety.

10. Compliance Information

This product complies with the General Product Safety Regulation (GPSR) of the European Union, the Low Voltage Directive (2014/35/EU), the Electromagnetic Compatibility Directive (2014/30/EU), the RoHS Environmental Directive (2011/65/EU), and the vehicle light signal device standard ECE R48. All certification documents are authentic and valid, consistent with the product information.

The product is marked with the CE symbol, indicating conformity with European safety, health, and environmental protection requirements.

CE and E1 mark Recycling symbol
Figure 12: Compliance and Recycling Marks

11. Manufacturer & EU Representative Information

  • Manufacturer: Guangzhou Kejie Trading Co., Room 302, No. 10, Ou Gang North Street, Ke Mu Long West Road, Tianhe District, Guangzhou City, Guangdong Province, China. Email: kejiezy@163.com
  • EU Authorized Representative: SUCCESS COURIER SL, Calle de RIO TORMES 13A, oficina 1, Fuenlabrada, Madrid, 28947 Spain. Email: successservice2@hotmail.com
  • Importer: Guangzhou Kejie Trading Co., Room 302, No. 10, Ou Gang North Street, Ke Mu Long West Road, Tianhe District, Guangzhou City, Guangdong Province, China

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