Features:Special replacement receiving, high power transmitting device with a power margin of 90%.Ternary coaxial large aperture aspheric biofocal precision optical focusing lens.Full-featured diagnosis, environment self-adaptation.Adopts solid-state relay with characteristics of long life, no contact, low voltage and micro power consumption.Horizontal angle adjustment 180 (90), straight angle adjustment 2010.Plastic shell fully enclosed design, IP55 waterproof grade.Specifications:Material: PlasticOptional Type: ABE-50, ABE-100, ABE-200, ABE-250, ABE-150Outdoor Alarm Distance: 50m 100m 150m 200m 250mIndoor Alarm Distance: 150m 300m 450m 600m 750mNumber of Beams: 3 BeamsDetection Method: Interrupt detection simultaneously with three light beamsInduction Speed: 35-700msAlarm Output: Regular, normally closed and normally open (NC&NO) Working Voltage: DC 12-24V; AC 11-18VContact Capacity: AV/DC 30V/0.5AMaxWorking Temperature: -25C-55CWorking Humidity: 5%-95%RH(x relative humidity)Optical Axis Adjustment Angle: Horizontal 180(+- 90)Optical Axis Adjustment Angle: Vertical 20(+- 90)Telescopic Sight: DetachablePackage Weight: Approx.1315g/46.4ozPackage List: 1 * Receiver1 * Transmitter2 * Blakc Large Wall Hanging Plate2 * Small Wall Hanging Plate1 * Plastic Bracket8 * Screw1 * User manualNote:1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard..3.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.