Features : Infrared Sensor with Control Circuit Board The Sensitivity and Holding Time are adjustable. Blockade time: 2.5s (Default) Sensitive Setting: Turn to Right, Distance Increases (About 7M); Turn to Left, Distance Reduce (About 3M) Time Setting: Turn to Right, Time Increases (About 200S); Turn to Left, Time Reduce (About 5S). Package Includes : 1 x PIR Motion Sensor Detector Module HC SR501
