CO METER, pen type
Model : PCO-350
* CO ( Carbon monoxide ), Temperature.
* CO range : 0 to 1,000 ppm.
* Temperature. : 0 to 50 °C, °C/°F.
* CO response time : 30 seconds.
* Data hold.
* Alarm beeper.
* DC 1.5V battery ( UM-4/AAA ) x 4 PCs.
* Pen type easy carryout.