<br>PIR Sensor Switch Infrared sensor switch for human body. Can achieve automatic control functions. Can detect human movement by detecting infrared rays emitted by the human body. 120 Sensing Angle 120 degree cone angle sensing range. Built-in temperature compensation chip. Reduces the impact sensing distance caused by temperature. USB Port Connection The USB port makes standby mode convenient and easy. Power supply via mobile phone, charging bank or other devices with USB port. High and stable sensitivity Wide Application Widely used in motion-activated lighting. For automatic lighting of corridors, bathrooms, basements, warehouses, garages and other places. Best Customer Service We offer high quality at a competitive price with great customer service. Our professional tech team is available to solve product problems. Please contact us with any problems or questions about our products. We will get back to you within 12 hours.<br>