Features:
1. MCU processing and SMT Manufacture Technology
2. High accurate electrochemical sensor3. 2-3 years’ sensor lifetime
4. 85 decibel alarm sound
5. LCD display
6. Simple installation
7. Low battery warning
8. Manual Test / Auto-Reset
9. CE, Rohs and EN50291 approved
Technical Parameter:
Power Supply: 3*1.5V AA batteries
Sensitivity/Alarm Time: 50 ppm, Within 60~90 minutes;
100ppm, Within 10~40 minutes;
300ppm, Within 3 minutes
Static Current: <80uA (200uA when the LCD displayer light)
Alarm Current: <80mA
Audibility: 85dB (at 1m distance), Frequency 3±0.5KHZ
Operation ambient: 0-45°C
Environment Humidity: 20~95%R.H
Alarm Output: 85db/1m, 3Khz frequency, red LED light flash fast
Static Output: Green LED light flash every 30 seconds
Low Battery Warning: Sound “di” every 30 second, displaying “lb”
Dimension: 100mm*38mm
Weight: 120 g