측정범위: 0~1,000ppm분해능: 1ppm정확도: ±10%사용온도: 0~50℃전원: 1.5V 배터리 3개크기: 135.5 x 47 x 25mm무게: 75g
측정범위: (CO2)400~5,000ppm, (HCHO)0~0.6mg/㎥, (TVOC)0~2.6mg/㎥, (온도)0~+50℃, (습도)0~99%크기: 91 x 70 x 35mm무게: 130g
측정범위: (가연성가스(LEL)) 100%, (산소(O2)) 30%, (일산화탄소(CO)) 500ppm, (유화(황화)수소(H2S)) 100ppm크기: 60 x 40 x 118mm무게: 240g