Carbon Monoxide Checker (CO Checker)

Condition
Opened for function check only.
Almost no actual use, in near-new condition.
Accessories and original box included.

Features
- High-sensitivity sensor (electrochemical)
- Easy-to-read digital display
- 85dB alarm
- USB rechargeable (compatible with power banks/PCs)
- Compact design / easy to carry
- Includes stand / wall-mountable
- Temperature and humidity display (switchable between Celsius/Fahrenheit)

Size (approximate)
Approx. 9 x 5.5 cm / less than 2 cm thick

Uses
For safety checks during camping, car camping, indoors, etc.

Other
Please understand that this is a used item before purchasing.