Working voltage range of DC 2.9-6.1V, ideal for driving 3V, 3.3V, 3.7V, 5V, and 6V LEDs. Output current adjustable from 28mA to 1500mA, with a maximum output power of 8W. Low dropout voltage of 0.37V at 1.5A, ensuring efficient power delivery. Current regulation options include adjustable resistance and PWM control for precise LED performance. Robust operating temperature range of -40 to +85, suitable for various environments. This LED driver is designed to provide reliable performance across a wide voltage range, making it versatile for different LED applications. With adjustable output current and multiple regulation methods, it ensures optimal brightness and efficiency. The built-in protections against overcurrent and temperature fluctuations enhance the safety and of your LED setup. Color: White Material: PCB Package Contents: 4*Adjustable LED Driver Board Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.