![Four Gas Monitor, confined space detector features simultaneous detection of LEL, O2, H2S & CO. World's smallest and lightest portable multigas Detector. RKI's high quality safety instrument. Four Gas Monitor, confined space detector features simultaneous detection of LEL, O2, H2S & CO. World's smallest and lightest portable multigas Detector. RKI's high quality safety instrument.](https://www.rkiinstruments.com/app/uploads/2018/10/gx3r-inhand.jpg)
Four Gas Monitor, confined space detector features simultaneous detection of LEL, O2, H2S & CO. World's smallest and lightest portable multigas Detector. RKI's high quality safety instrument.
![Five Gas Monitor, confined space detector features simultaneous detection of LEL, O2, H2S, CO and option of toxic sensor (SO2, HCN, NO2, NH3 or Cl2). World's smallest and lightest portable multi 5 Five Gas Monitor, confined space detector features simultaneous detection of LEL, O2, H2S, CO and option of toxic sensor (SO2, HCN, NO2, NH3 or Cl2). World's smallest and lightest portable multi 5](https://www.rkiinstruments.com/app/uploads/2019/04/GX3R-mobile-app-large.jpg)
Five Gas Monitor, confined space detector features simultaneous detection of LEL, O2, H2S, CO and option of toxic sensor (SO2, HCN, NO2, NH3 or Cl2). World's smallest and lightest portable multi 5
![Five Gas Monitor, confined space detector features simultaneous detection of LEL, O2, H2S, CO and option of toxic sensor (SO2, HCN, NO2, NH3 or Cl2). World's smallest and lightest portable multi 5 Five Gas Monitor, confined space detector features simultaneous detection of LEL, O2, H2S, CO and option of toxic sensor (SO2, HCN, NO2, NH3 or Cl2). World's smallest and lightest portable multi 5](https://www.rkiinstruments.com/app/uploads/2019/04/SDM-3RPro_with_instrument-1.png)
Five Gas Monitor, confined space detector features simultaneous detection of LEL, O2, H2S, CO and option of toxic sensor (SO2, HCN, NO2, NH3 or Cl2). World's smallest and lightest portable multi 5
![Five Gas Monitor, confined space detector features simultaneous detection of LEL, O2, H2S, CO and option of toxic sensor (SO2, HCN, NO2, NH3 or Cl2). World's smallest and lightest portable multi 5 Five Gas Monitor, confined space detector features simultaneous detection of LEL, O2, H2S, CO and option of toxic sensor (SO2, HCN, NO2, NH3 or Cl2). World's smallest and lightest portable multi 5](https://www.rkiinstruments.com/app/uploads/2019/04/3RPro_RP-3.jpg)
Five Gas Monitor, confined space detector features simultaneous detection of LEL, O2, H2S, CO and option of toxic sensor (SO2, HCN, NO2, NH3 or Cl2). World's smallest and lightest portable multi 5
![New products for spring 2019! Launch of GX-3R/GX-3R Pro models | New | Product News | RIKEN KEIKI Co., Ltd. New products for spring 2019! Launch of GX-3R/GX-3R Pro models | New | Product News | RIKEN KEIKI Co., Ltd.](https://stg.product.rikenkeiki.co.jp/english/news/images/d2e67aee4522e22b381debed9c21129f3e18d263.jpg)
New products for spring 2019! Launch of GX-3R/GX-3R Pro models | New | Product News | RIKEN KEIKI Co., Ltd.
![Five Gas Monitor, confined space detector features simultaneous detection of LEL, O2, H2S, CO and option of toxic sensor (SO2, HCN, NO2, NH3 or Cl2). World's smallest and lightest portable multi 5 Five Gas Monitor, confined space detector features simultaneous detection of LEL, O2, H2S, CO and option of toxic sensor (SO2, HCN, NO2, NH3 or Cl2). World's smallest and lightest portable multi 5](https://www.rkiinstruments.com/app/uploads/2019/04/gx3r_Pro_callouts-2.jpg)