Features 
★ High-strength materials, fireproof, anti-corrosion, shockproof.
★ Self calibration once POWER ON.
★ Self diagnostic: it will inform the user when exiting the system.
★ Start-stop technology: infrared devices with automatic start-stop technology.
★ Adjust the alarm sounds arbitrarily.
★ Adjust the working frequency automatically or manually.
★ Detection Technology: Even detection technology, no blind spot.
★ Professional detection process: built in 60 different detection occasions (providing upgrade services).
★ Mobile connection technology: realize mobile APP remote control (optional)
★ Automatically recording number of people passed and alarming times.
★ Query function: The system has real-time information query function.
★ Intelligent Standby: The system has intelligent standby operation alert function.
★ Protection with password: can only allow the authorized person for the operations.