- Convenient voice alarm recording and response set
- Multiple transmission and centralized control
- Various user settings
- Wide range of input voltage
- Auxiliary battery connection for emergency
"Power: DC 3x1.5V AAA battery Sensitivity/alarm time: 30ppm, after 2 hours; 50 ppm, 60~90 minutes; 100 ppm, 10~40 minutes; 300 ppm, within 3 minutes Quiescent current:
"AV voltage: AC 90V-240V 50-60Hz Battery voltage: 9V rechargeable battery (optional) Working temperature: 0°C-50°C Warm-up time: about 180S Environmental humility: 10%-95% Sound level: 85dB / m Alarm density: 2500PPM (±1500PPM) Alarm: vocals and LCD Size: 112 Ã? 73 Ã? 42MM"
"AV voltage: AC 90V-240V 50-60Hz Battery voltage: 9V rechargeable battery (optional) Working temperature: 0°C-50°C Warm-up time: about 180S Ambient humidity: 10%-95% Sound level: 85dB / m Alarm concentration display Carbon monoxide gas: 100PPM~999MM (±50PPM) Combustible gas: 0.25%~2% LEL (2,5500PPM~20,000PPM±1,500PPM) Alarm: vocal alert and siren alarm"
1. Compact design, blue backlight, big lcd screen display 2. With 10 seconds voice record function 3. Can preset set 7 group phone numbers, 6 group for Autodialing, one group for sms Least 48 hours 12. Time delay to arm/alarm 13. Voice instruction 14. Leave-ground alarm function 15. 100 historical alarm records 16. Support 5 wireless doorbells 17. Separately arm/disarm each defense zone 18. Low power consumption 19. Built in siren with 120db 20. Ring times setting function(0-9times optional) 21. Can be set to arm/disarm at specific time Power supply: input ac 110v; 220v; 230-240v; Output dc 9v, 500ma
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