4V COB LED Panel Light J49120-200 for DIY Emergency Lights

Specifications: 

• 4V COB LED Panel J49120-200 is designed for high-efficiency lighting projects.
• Model: J49120-200.
• Input Voltage: 4V DC.
• Panel Dimensions: 120mm x 49mm.
• Light Technology: COB (Chip on Board) for uniform brightness.
• Color Temperature: Cool White.
• Material: Aluminum base for heat dissipation.
• Energy Consumption: Low power consumption with high lumen output.
• Application: Emergency lights, solar lamps, DIY electronics.

Features:

• This 4V COB LED J49120-200 provides a wide, uniform lighting area without any spotting, making it ideal for large-area illumination.
• Its aluminum substrate ensures that heat is managed efficiently, extending the lifespan of the LEDs.
• The panel is lightweight and extremely thin, allowing it to be integrated into various portable light designs.
• The J49120-200 COB LED is perfect for hobbyists and professionals building rechargeable emergency lights or solar-powered garden lamps.
• Because it operates at 4V, it is compatible with single-cell lithium batteries or lead-acid batteries commonly used in DIY projects.
• This high-density LED chip layout offers superior brightness compared to standard LEDs while maintaining an energy-efficient profile.
• Whether you are repairing an existing lantern or creating a custom lighting solution, this COB panel delivers reliable performance.

What is the price of 4V COB LED Panel Light J49120-200 for DIY Emergency Lights in Bangladesh?

The latest price of 4V COB LED Panel Light J49120-200 in Bangladesh is Price: ৳86.00 taka for 1Pack of this product. You can buy this product at a better and cheaper price from our website and also you can visit our warehouse between work hours 10am to 8pm.

Buy 4V COB LED Panel Light J49120-200 for DIY Emergency Lights in Bangladesh from online at Dunia.com.bd.

In Bangladesh, you can get the original 4V COB LED Panel Light J49120-200 From Dunia.com.bd . We have a few collections of latest COB LED to purchase. Order LED Encapsulation Series Online at our website Or Visit our warehouse to get your product at lowest price.

FAQ

1. What is the operating voltage?
   This COB LED operates at 4V DC.
2. What are the dimensions?
   The panel size is 120mm by 49mm.
3. Is it cool white or warm?
   It provides a bright Cool White light.
4. Does it require a heatsink?
   The aluminum base acts as a basic heatsink.
5. Can I use a 3.7V battery?
   Yes, it works well with 3.7V lithium batteries.
6. What is the model number?
   The model number is J49120-200.
7. Is it suitable for solar lights?
   Yes, it is ideal for solar-powered projects.
8. Is it waterproof?
   No, it should be kept away from water.
9. How do I connect it?
   Use the marked positive and negative terminals.
10. Is it dimmable?
    Yes, if used with a proper DC dimmer.