Wide input voltage range of 5V to 27V, suitable for various LED applications including 5V, 6V, 9V, 12V, 18V, and 24V systems. Adjustable output current up to 350mA, allowing customization of LED brightness by changing the RCS resistance. High efficiency of up to 93%, ensuring minimal energy loss during operation. PWM dimming capability for precise brightness control and single pin ON/OFF functionality. Inherent open-circuit LED protection and soft over-temperature protection for enhanced safety and reliability. This step-down HB LED driver module is designed for low voltage applications, providing a maximum output power of 8W. It features a simple low parts count and operates with a typical output current accuracy of 3%. Ideal for automotive lighting, illuminated signs, and low voltage replacement LEDs, this module ensures efficient and reliable performance in various lighting scenarios. Color: White. Color: As Shown Material: PC Package Contents: 20*Module 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.