Description: Infrared sensor with control circuit board. The sensitivity and holding time can be adjusted. Emitting Color: Bright Blue. Leds gradually change from light to dark, light, under the control of circuit, feels like breathing, with great visual adornment effect. Widely used in digital products, computer, audio, automotive and other fields. Specification: Size: Approx. 42x32x4mm/ 1.65x1.26x0.16 inch The number of LED: 8 Main Control Chip: LM358 Power Apply: 11V-13V, recommend use 12V Package Includes: 1 Piece of LM358 LED Breathing Module