2 in 1 Smoke&Carbon monoxide Detector Alarm DP-434

 Feature:

·Loud 85 decible alarm. ·Permanent carbon monoxide sensor.

·Powered by one 9V battery.&AC220V

·The alarm sound pattern is pulsed four short alarm beeps for CO alarm and continuous beeps for smoke alarm. The sound pattern is smoke pattern as CO and smoke occur simultaneously. The red LED will flash while in alarm mode.

·One “chirp” every 30 seconds is an indication that the battery is low(need replacement) or the unit is malfunctioning.

·Test button to test the units electronics and verifies proper unit operation.

·Green and red LED lights that indicate normal operation and alarm status.

·The unit will sound “chirp” and red LED flashes once as power up. Technical parameters: Power Supply one 9V carbon zinc battery 6F22. Sensitivity Setting CO Alarm Density 30ppm,alarms not activate within 120minutes 30ppm,alarms not activate within 120minutes 100ppm, alarms within 10~40 minutes 100ppm, alarms within 10~40 minutes SMOKE 1%~5%/FT OBS Standby Current <25uA Alarm Current <45mA Operation Ambient Condition 5~400C, 20~90%R.H. Certificate Standard: CE View scanned certification Certificate Number: HTT2130911017LR-1 Issue Date: Sep.11.2013 Issued By: HTT Compliance Testing Laboratory Expiry Date: Sep.11.2999 Certificate Standard: ROHS Certificate Number: HTT2130911017RR-1 Issue Date: Sep.11.2013 Issued By: HTT. Test Compliance Service Co., Ltd. Expiry Date: Sep.11.2999 Scope/Range: Smoke Alarm for DP-434

There must be an smoke alarm in every house. This will decrease the number of deaths by suffocation.