Infrared PIR Motion Sensor HC-SR501

Infrared PIR Motion Sensor HC-SR501 Specifications:Infrared sensor with control circuit boardSensitivity and holding time can be adjustedWorking Voltage Range: DC 4.5V - 20VCurrent Drain: <60uAVoltage Output: High/Low level signal, 3.3V TTL outputDetection Distance: 3 to 7 meters (adjustable)Detection Range: <140°Delay Time: 5 to 200 seconds (adjustable, default 5s ±3%)Blockade Time: 2.5 seconds (default)Trigger Modes:L: Non-repeatable triggerH: Repeatable trigger (default)