Wireless Infrared Gate Sensor, Driveway Alarm Beam Anti Theft Alarm Indoors Outdoor Motion Sensor Detector Security Alert System for Station Automatic Door

• Exceptional Sensitivity: This driveway alarm sensor is equipped with a lens type optical element that significantly enhances beam intensity. Its advanced design minimizes false alarms caused by adverse weather conditions, ensuring a highly stable performance ideal for various environments
• Battery Status Indicator: Stay informed with the built-in low battery reminder. When the battery level is low, the transmitter flashes a red LED, while the receiver activates a buzzer every second, prompting you to replace the battery promptly for uninterrupted functionality
• Versatile Applications: Designed for flexibility, this wireless infrared gate beam sensor provides invisible infrared beams suited for numerous automation needs. It effectively supports sliding and swinging doors, garage doors, and security fencing, ensuring both outdoor and indoor seamless integration
• Outdoor-Ready Design: With an IP55 water-resistant rating, this infrared gate beam sensor is robust enough for both indoor and outdoor installations. Its compact size ensures a discreet presence, seamlessly blending with your setup while maintaining maximum functionality
• Sturdy Construction: Constructed from high-grade ABS material, this infrared gate beam detector offers remarkable wear resistant. Powered by 2AA batteries (not included), it boasts an impressive operational life of approximately two years, making it a dependable choice for your security needs

Specification Item Type: Infrared Gate Beam Sensor Material: ABS Application: Home security, access control system Working Voltage: Receiver: 12-36VDC Transmitter: 3V (2PCS AA battery, NOT included) Installation Environment: Indoor, outdoor Detection Distance: Approx. 15m / 16.4yd Alarm Time: 3s, 5s, 10s adjustable Alarm Output: Relay touch output NC, NO touch Capacity: 30V DC 3A maximum AC 3A maximum Battery Life: About 2 years Wavelength: 940nm Modulation Frequency: Pulse water-resistant Grade: IP55 Single Product Size: Approx. 136x54x32mm/5.4x2.1x1.3in  How to Use 1. The transmitter and receiver are installed at a distance of 30 cm from the ground, and they are on the same level. 2. Align the beam, after the receiver is powered on, when it receives the signal from the transmitter, the buzzer will beep for 5 seconds, and the blue LED light will flash, then the light will turn on.  Package List 1 x Transmitter 1 x Receiver 4 x Screw 4 x Expansion Tube 1 x Manual