ambert 2 W Basic Tube Plug & Play LED Bulb  (White, Pack of 10)

4-Volt LED PCB with Battery Connector for 4V Battery or Project Work (Aluminum Base) This 4-volt LED PCB is designed for efficient power management in low-voltage applications. The printed circuit board (PCB) is equipped with high-quality 4V LED lights, ideal for creating energy-efficient lighting solutions or projects requiring minimal power consumption. The LED base is crafted from aluminum, providing excellent heat dissipation and ensuring the longevity of the LEDs. Aluminum helps to maintain optimal performance, preventing overheating even in continuous usage, making it ideal for extended project work. This PCB includes a battery connector compatible with 4V batteries, offering flexibility for powering the LED setup in mobile or off-grid applications. It is perfect for use in small devices, DIY projects, model lighting, and other applications where low voltage is needed for energy-efficient lighting.