product details

co meter
model : gco-2008
* co (carbon monooxide), temperature.
* co range : 0 to 1,000 ppm.
* temperature. : 0 to 50 oc, oc/of.
* co response time : 30 second.
* data hold record (max., min.).
* rs232/usb computer interface.
* 1.5 v battery (um-4/aaa) x 6 pcs or dc 9v adapter in.