... 3.Static current: ≤50uA 4.Response Times: At 50 ppm, unit must alarm within 60 ~ 90 ... mins At 100 ppm, unit must alarm within 10 ~ 40 minsAt 300 ppm, unit ... mins Operating current:≤50mA 5.Alarm Sound Level: >85dB at 10 feet (3m)6.Alarm Current: ≤30mA7.Sensor: Electrochemistry ... to EN50291: 2001,RoHS,CE9. Ambient Temperature: -1050,10. Ambient Humidity: ≤95%RH Hot sales on CO ...