same time, the product will turn off the backlight function, carbon
dioxide detection function, etc. to ensure the continuous operation of
the time display function, until the battery is charged up again.
In the process of lithium battery charging, the battery indicator "
displayed filling up. The battery symbol is hidden once the battery is
fully charged.
Troubleshooting
No display or functions
Check if the USB cable is properly connected to a power source.
Response time
Ensure the air flow channels at the back of the monitor are not blocked or
covered.
reading shows "Err"
CO
2
The CO
sensor is not working properly. Push the power switch "
2
"OFF" and wait for 10 seconds before pushing it back to "ON" again.
Care and maintenance
Place your monitor on a stable surface, away from sources of direct
sunlight or excessive heat or moisture.
Clean your monitor with a soft cloth moistened only with mild soap and
water. Stronger agents such as Benzine, thinner or similar materials can
damage the surface of the item. Make sure the monitor is unplugged
before cleaning.
Do not open the back case or tamper with any components of this
monitor.
Do not plug in any other USB cables with incorrect specifications or
voltage.
EN9
" is
" to