Description: Can sense the fixed direction of the light source, detect the light in front of the light-sensitive diode. The use of photodiode inductive light intensity, comes with a relay, direct control of the load Photodiode is most sensitive to ambient light and is generally used to detect the brightness of the ambient light. Current: more than 100mA Working voltage: 12V Output type: AC 220V 10A or DC 30V 10A Specification: Material: Plastic Color: As Picture Show Size(LxWxH): Approx. 55x33x15mm/2.17x1.30x0.6inch Package Includes: 1 piece Relay Module Note: Pls allow an error of 1-3mm due to the difference of manual measurement