Features:
Standard Zigbee protocol, good compatibility
Adopt Japanese NEMOTO electrochemistry sensor, support accurate sensitivity
Sensitivity:30ppm 120 minutes alarm; 50ppm 60-90 minutes alarm
100ppm 10-40 minutes alarm; 300ppm alarm within 3 minutes
Low power consumption design, Low power alert and report
Free tool installation, stick and play
Power: 3V Battery, 3 years battery life span
Dimension: 60*60*49.2mm