Strong Anti-interference: Utilizes digital serial port pyroelectric sensor for stable performance Automatic Light Detection: Activates lights based on both motion and ambient light conditions Full Automation: Automatically turns lights on/off with human presence detection Energy Efficient: Ensures lights are only on when needed Technical Specifications: Power Input: 5-24V DC / 5V USB Standby Current: 10mA Output: 1 channel, 3A max Detection Range: 8 meters Detection Angle: 120° Delay Settings: 15s/30s/60s/120s (adjustable) Operating Temp: -10℃ to 40℃ Trigger Mode: Continuous (resets timer with movement) Dimensions: 50x50x24mm Adjustment Functions: Mode Selection: 1. Night Mode: Only activates in darkness 2. Day Mode: Works regardless of light conditions 3. ON: Constant power (disables timer) 4. OFF: Complete shutdown Delay Adjustment: Easily set shut-off delay (15-120s) Brightness Control: Adjustable via +/- Installation Notes: 1. Requires 10-20 second initialization at first use 2. Performance may vary based on: Object size Movement speed Environmental factors 3. Features motion memory function (continuously resets timer while movement detected) 4. Not waterproof - for indoor use only 5. Optimal installation considers 120° detection angle Safety Precautions: Always disconnect power before installation Avoid moisture and humidity Keep away from extreme temperatures Do not expose to direct sunlight Specification:DC head /USB cable Color:White Material:ABS Package Contents: 1 * PIR Motion Sensor 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.