[TYPE]working temperature:-20-60°c; power supply voltage:12-24v; output voltage:12-24v; max load current:6A; induction range:8m; delay time:1-10 min(adjustable); [direction for use]the human body induction switch is a kind of infrared detection controller.adopt infrared detection way to control load switch.connect the load wire at first,following by the power wire; please ensure short circuit can not occur between connecting wire before you turn on the power;when detected somebody,the load light will bright,when people leave time up to the setting of rhe delay time,the load lights will automatically turn off. [Application]product can use as a hightech products. Suitable for companies, hotels, shopping malls, warehouses and family aisles, corridors. Or use for the security zone automatic lighting, lighting and alarm systems. Material:plastic colour:White Package Contents: 4 x DC 12V/24V Infrared PIR Motion Sensor Switch