Portable monitor for detect O2, temperature . With
Acoustic, optical double alarm, can set the alarm value, an alarm sound is divided into 80 dB and built-in Rechargeable lithium-ion battery, 3.7 Volts (include),Widely used in factory, home, office, and public place the package included is as below:
1pc AR8100 Oxygen gas monitor
1pc User manual
1pc Carrying brouch
1pc 3.7V rechargable lithium battery
1pc Battery charger
