Co zawiera tester tlenu?

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: 

1 szt. Monitor gazu tlenowego AR8100

1 szt. Instrukcja obsługi

1 szt. Broszka do noszenia

1 szt. Akumulator litowy 3,7 V;

1 szt. Ładowarka baterii