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Infrared Beam Detector, 10m IR Beam Sensor Home Outdoor Security Alarm Human Body Detector Perimeter Protection
Description This is a pair of infrared detector. Install them at the opposite positions. Then there is a infrared area between these two detector parts. When someone passes the infrared region for an adjusted response time, the detector will send alarm signal to the security alarm host (which not included here). Great to be installed for security system in school, office building, hospital, home yard, etc. Specifications Condition 100% Brand New Case Material Model Alert Distance 10m Working Voltage DC 9-16V Input Current Frequency 38KHZ Relay Output 1A Wave Length 940nm Humidity 5%-95% RH Operating Temperature Dimensions Approx. 68 * 25 * 20

Price is $13.00

Price: $13.21