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4 beams 6beams 8beams optional,different beams different height Work stable in various environments like wind frost rain snow fog Installed in terrace windows alley villa military area government office etc 查看详细

Use spherical Fresnel lens,more stronger anti sunshine Beams response time adjustable, fit for various environments Fully air-proof structure, effective water-proof, dust-proof and insects-proof 查看详细

Indoor Piezo Wired Alarm Siren big alarm sound Nice and special outlook 查看详细

Wired Alarm Siren with Strobe Flash Light Stand alone or network alarm Cheap and reliable, big quantity produced and offered 查看详细

Standalone version, report alarm by spot sound and LED lamp Detect Carbon Monoxide and Co. Powered by 3 pcs of AA batteries build in without adapter 查看详细

Indoor Mini Big voice Wired Alarm Siren Small size Cheap and reliable 查看详细

Wired Ceiling-mounted Auto temperature compensation Fresnel lens adopted,anti-RFI&anti-pet 查看详细

High stable sensor/Auto self-check function Auto reset function/Microprocessor adopted Detect natural gas, PLG 查看详细