EN 50291 certified

BSI Kitemark certified

Response time:

50 ppm    60-90 minutes

100ppm    10-40 minutes

≥300ppm within 3 minutes  

Power source:3pcs 1.5V AA battery.

Standby mode:80uA

Working mode:0.4~1.5mA

Alarming mode:50~65mA

Alarm decibel:≥85db/1m 

Push to Test

Low battery signal