Features: 1.Multipurpose USB ambient light, adopt 2pcs 3528 RGB lamp chips, the brightness can be adjusted manually. 2.This light has 8 RGB colors, support dynamic gradation, and intelligently turns on/off according to brightness. 3.Unique chip control, ultra?long service life and low power consumption, soft LED light, not dazzling. 4.Can be used in all vehicles or equipment with USB interface, providing excellent decorative effect. 5.Delicate and stylish, portable design, ultra-small size, this lamp is easy to store and carry around. Specification: Item Type: USB Ambient Light Material: LED + ABS + Aluminum Voltage: 5V Current: 0.04A Power: 0.2W Interface Type: USB LED Lamp Chip: 2 x 3528 RGB RGB Colors: 8 colors (red, orange, yellow, green, cyan, blue, purple, white) Function: 1. Color Setting a. Press the switch, only one color can be switched b. Press the switch for less than 1 second, 8 color gradients will automatically switch c. Memory mode 2. Brightness Setting Press the switch for more than 2 seconds to adjust the brightness of the light 3. Dynamic Color Settings a. In the normally on mode, double-click the switch to switch the single-color dynamic gradient mode b. In the dynamic gradient mode, double-click the switch to switch to the normally on mode Applicable Models: Applicable to all vehicles with USB interface