ITEM NAME:2X HC-SR505 Infrared PIR Motion Sensor Precise Infrared Detector Module for L7N1 2X HC-SR505 Infrared PIR Motion Sensor Precise Infrared Detector Module for L7N1 HC-SR505 small body sensing module is based on infrared technology Auto control devices with high sensitivity, high reliability, ultra-compact & ultra-low-voltage Widely used in various auto-sensing of electrical equipment Specification Operating Voltage Range: DC4.5-20V Static current: Less Than 60uA Output level: High 3.3V / Low 0V Trigger: repeatable trigger (default) Delay time: Default 8S + -30% (can be customized range of a few tenths - tens of minutes) PCB Board Dimensions: 10 * 23mm Induction angle: Less Than 100 degree cone angle Induction distance: 3 meters Working temperature: -20 - +80 degrees Sensor Lens Dimensions: Diameter: 10mm (default) Packing Included: 2 x PIR Motion Sensor Note: Light shooting 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.