1、The human body induction switch is a kind of infrared detection controller, which uses the infrared detection method to control the load switch. 2、When a person is detected, the load lamp will be on. When the time for people to leave is set to the delay time, the load lamp will automatically turn off. 3、The infrared PIR motion sensor switch of human body is mainly used to control LED light and LED light belt. 4、Suitable for incandescent lamp, energy saving lamp, LED lamp, fluorescent lamp and other loads. 5、The response is sensitive and quick. The user can install the human body sensor in the appropriate environment according to the actual needs. 6、You can easily turn the lamp on / off automatically, the switch can detect the infrared ray of human body and control the load with infrared ray. 1 x Motion Detector Controller1 x English Manual Condition: 100% Brand NewItem Type: Motion Detector ControllerMaterial: Plastic, Electronic ComponentsVoltage: 12-24VVoltage: 6ASensing Range: 8m / 26.2ftInduction Angle: 60°Delay Time: 1-10 Minutes (Adjustable)Working Temperature: -20-60°COutput: 1 LoopWeight: Approx. 49g / 1.7ozProduct Size: Approx. 7.5x 4.5x 3.2cm / 3.0x 1.8x 1.3in Instructions: 1. Connect the load line first, then the power line; before power on, ensure that there is no short circuit between the connecting lines 2. There is a time setting knob on the back of the controller. Rotate the knob to set the delay off minutes of the switch respectively. When someone is detected, the load lamp will be on. When the person leaves for the set number of minutes, the load lamp will be off automatically.