Combo-CN35 ABT-250 Tri Beam Sensor 250 Meter with MCT-43 Wireless Sensor 433 Mhz for Wireless Communication (Security System Not Included) office attendance Different frequencies selectable for long

Different frequencies selectable for long distance and stacking installation

Supports 100 biometric fingerprints to unlock

and safety protocols

Applications: Homes

Combo-CN35 ABT-250 Tri Beam Sensor 250 Meter with MCT-43 Wireless Sensor 433 Mhz for Wireless Communication (Security System Not Included) office attendance Different frequencies selectable for longLENS OPTICAL SYSTEM: Ternary coaxial large aperture aspherical biofocusing precision optical focusing lens. The beam intensity is enhanced, and it has excellent immunity to false alarms such as rain, snow, and mist. RELIABLE AND SAFE: The alarm with infrared beam provides reliable perimeter security, minimizing false alarms when falling from leaves, birds, etc. It is suitable for the installation of security systems in schools, office buildings,