Carbon Monoxide Poisoning Alarm Detector For Home Security

Features:

Within 60~90 minutes at 50ppm CO concentration.
Within 10~40 minutes at 100ppm CO concentration.
Within 3 minutes at 300ppm CO concentration.
LCD Displayer (optional): 4 digits LCD displayer.
Standby Mode: Green Led flashes once every 30 seconds.
Alarm Mode : Red Led quickly flashes 4 times with unit chirping every 5 seconds, then repeat,
Low-bat Indicator: Chirp every 30s as battery lower than 3.3V with green LED flashing and Lb on LCD .

Specifications:

Model Number: CO sensor
Type: Carbon Monoxide Detectors
Method of use: independent use
Power consumption: 0.3mW
Size: 10 x 4cm
Powered By: 3 x AA Batteries (Not included)
Audibility: 85dB ( at 1m distance ), Frequency 3 - 0.5KHZ
Standby Current: <50?A
Alarm Current: <50mA

WARRANTY

We'll refund your money if the item hasn't been delivered within 40 days after purchase. You have 2 weeks to request a refund — until day 60.
Product doesn't match the description? Contact us within 30 days after you receive it!
In case of cancellation, money will be refunded to your account within 3 days.