4 * 4000 mAh ER18505 Li-SOCl2 Replaceable Batteries
Built-in Multiple Sensors including NH3, H2S, Temperature and Humidity Equipped with Buzzer and LED Indicator to Indicate Threshold Alarms Support Milesight D2D Protocol
Damp-proof Coating NFC Enabled
Detection Principle:
Solid Polymer Electrochemical
Detection Range:
NH3: 0 ~ 10 ppm
H2S: 0 ~ 5 ppm
Accuracy:
± 5% (-40°C – 35°C)
Resolution:
0.01 ppm
Temperature:
-40°C ~ 85°C
Humidity:
0% ~ 100% RH