GJD launches Laser-Watch - August 2016 - Hi-Tech Security Solutions
GJD Outdoor Laser Detector - Curtain-covered laser technology - Detection range adjustable up to 5 m - High reliability and accuracy - Power supply 10~35 VDC - Outdoor use - PT REFURB
GJD Manufacturing (@GJDManufacture) / Twitter
D-TECT Laser 25m x 25m (White) - IP Detectors - GJD - Brands - CCTV Security - Products