1. Introduction
Thank you for choosing the AHLTD Universal Car LED 3570 1156 1157 T20 Headlight Bulbs. These high-quality LED bulbs are designed to provide superior illumination for various automotive lighting applications, including turn signals, daytime running lights, floodlights, headlights, and fog lights. Featuring advanced 3570 LED chips and a robust aluminum body, they offer enhanced brightness, durability, and efficiency compared to traditional halogen lamps.
Image: Overview of AHLTD LED bulbs and their various car lighting applications.
2. Safety Information
Please read and understand all safety instructions before installation and use. Failure to follow these instructions may result in electrical shock, injury, or damage to the product or vehicle.
- Always disconnect the vehicle's battery before performing any electrical work.
- Wear appropriate personal protective equipment, such as gloves and eye protection.
- Ensure the bulbs are compatible with your vehicle's specific socket type and voltage (12V DC).
- Avoid touching the LED chips directly, as oils from your skin can reduce their lifespan.
- Do not look directly into the illuminated bulb to prevent eye strain or damage.
- Keep out of reach of children.
3. Product Overview
The AHLTD LED bulbs are engineered with high-quality components for optimal performance and longevity.
Key Features:
- High-Quality 3570 LED Chips: Provides bright, consistent illumination.
- 6500K White Light: Offers a clear, modern white light output.
- Aircraft-Grade Aluminum Body: Ensures efficient heat dissipation and durability.
- Waterproof Design: Rated IP68 for reliable performance in various weather conditions.
- Long Lifespan: Up to 50,000 hours of operation.
- Universal Compatibility: Available in 1156 (BA15S), 1157 (BAY15D), and T20 types for a wide range of vehicles.
Image: Close-up of the 3570 LED chip and an example of the bright light output.
Image: Visual comparison demonstrating the superior brightness and light penetration of LED bulbs over traditional halogen lamps.
4. Specifications
| Parameter | Value |
|---|---|
| Product Name | 3570 LED Light Bulbs |
| Luminous Flux | 2400Lm |
| Chip Type | 3570 |
| Material | Aluminum |
| Bulb Type | 1156 (BA15S), 1157 (BAY15D), T20 |
| Color Temperature | 6500K White |
| LED Power | 10W (Equivalent to 100W Traditional Lamps) |
| Waterproof Class | IP68 |
| Voltage | 12V DC |
| Current | 0.95A-0.30mA |
| Size (1156) | 56mm x 11mm |
| Size (1157) | 55mm x 11mm |
| Operating Temperature | -40°C to +80°C |
| Lifespan | 50,000 Hours |
| Lighting Angle | 360° |
Image: Detailed dimensions and base configurations for BA15S (1156) single contact bayonet and BAY15D (1157) dual contact bayonet bulbs.
5. Setup and Installation
Installation of these LED bulbs is generally straightforward, replacing existing halogen bulbs. Always ensure the vehicle is turned off and the battery is disconnected before starting.
General Installation Steps:
- Identify Bulb Location: Locate the housing for the bulb you intend to replace (e.g., headlight, fog light, turn signal, reverse light).
- Access Bulb: Depending on your vehicle, you may need to remove covers, trim, or other components to access the bulb socket.
- Remove Old Bulb: Carefully twist or pull out the old bulb from its socket. For bayonet-style bulbs (1156, 1157), push in and twist counter-clockwise.
- Insert New LED Bulb: Insert the new AHLTD LED bulb into the socket. Ensure the pins align correctly for bayonet types. For T20 bulbs, ensure proper orientation.
- Test Functionality: Reconnect the battery and test the light function before fully reassembling. If the light does not illuminate, try rotating the bulb 180 degrees (for non-polarity sensitive bulbs) or check the connection.
- Secure Components: Once confirmed working, reassemble any covers or trim removed during step 2.
For specific vehicle models, consult your vehicle's owner's manual for detailed bulb replacement procedures.
Video: Demonstration of LED bulb installation and light output comparison.
Image: AHLTD LED bulbs as received in packaging.
Image: Close-up view of the bulb base, showing the contact points for installation.
6. Operating Instructions
These LED bulbs operate like standard automotive bulbs. Once installed, they will function when the corresponding light circuit in your vehicle is activated (e.g., turning on headlights, engaging turn signals, shifting into reverse).
- Headlights/Fog Lights: Activate via your vehicle's light switch.
- Turn Signals: Activated by the turn signal stalk.
- Daytime Running Lights (DRL): May activate automatically with the vehicle ignition, depending on your car's wiring.
- Reverse Lights: Activated when the vehicle is shifted into reverse gear.
Image: Example of the LED bulbs functioning as bright fog lights on a vehicle.
Image: Example of the LED bulbs functioning as bright headlights on a vehicle.
Image: Example of the LED bulbs providing bright illumination for reverse or turn signal functions.
7. Maintenance
AHLTD LED bulbs are designed for minimal maintenance due to their long lifespan and durable construction.
- Cleaning: If necessary, gently wipe the bulb's surface with a soft, dry cloth. Avoid using abrasive cleaners or solvents.
- Inspection: Periodically check the bulbs for any signs of damage or loose connections.
- Heat Dissipation: Ensure the bulb housing allows for adequate airflow around the aluminum body to maintain optimal operating temperature and lifespan.
Image: Diagram illustrating the high-efficiency heat dissipation design of the LED bulb, crucial for its 50,000-hour lifespan.
8. Troubleshooting
- Bulb Not Lighting Up:
- Check the connection: Ensure the bulb is fully seated in the socket.
- Check polarity: For some LED bulbs, polarity matters. Try rotating the bulb 180 degrees in the socket.
- Check fuse: Verify the vehicle's fuse for the corresponding light circuit is intact.
- Check vehicle voltage: Ensure your vehicle provides 12V DC to the bulb socket.
- Hyper Flashing (for Turn Signals):
- LED bulbs draw less power than halogen bulbs, which can cause the vehicle's flasher relay to interpret it as a burnt-out bulb, leading to rapid flashing.
- This can often be resolved by installing load resistors (not included) or replacing the flasher relay with an LED-compatible one.
- Error Messages on Dashboard:
- Some newer vehicles have bulb-out warning systems that may detect the lower power draw of LED bulbs.
- Load resistors or CANBUS-compatible LED bulbs (if available for your model) can help resolve these warnings.
9. User Tips
- These bulbs are noted for their bright output, making them particularly effective as reverse lights for improved visibility when backing up.
- The IP68 waterproof rating ensures reliable performance even in heavy rain, snow, or dusty conditions, enhancing safety in inclement weather.
Image: The LED bulbs providing clear illumination in challenging weather conditions, highlighting their IP68 waterproof capability.
10. Warranty and Support
AHLTD is committed to providing high-quality products. For any questions, concerns, or support needs regarding your LED bulbs, please refer to the seller's contact information or the platform's customer service channels.
For additional information and documents, you may refer to the official user manual PDF: User manual (PDF)