Description
1)LCD display to show the gas concentration
2)The device will self-checking when opening
3)The product will automatically shut down for protection when battery power is low.
4)The indication lights:
green light on:air quality is good
yellow light on:targeted gas concentration is severely out of limits,a comprehensive indoor air clean up is recommended
red light twunking:targeted gas concentration is out of the detection range,leaving immediately from the present circumstances is highly recommended
C-1 Swtich on:the product starts to warm up when switched on, and the LCD screen displays 200-second countdown.
C-2 Detection:200-second countdown starts as soon as the product is switched on,indicating that the product is at ready.
C-3:End of detection:switch off and put away the product in care.
Indicator lights definition:
Green light on:air quality is good
Yellow light on:targeted gas concentration is out of limits,opening a window ventilated is recommended
Red light on:targeted gas concentration is severely out of limits,a comprehensive indoor air cleanup is recommended.
Red light twinkling:targeted gas concentration is out of the detection range,leaving immediately from the present circumstances is highly recommended.
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