... -in high sensitivity GM counter detector protection class X mall volume, light weight, convenient carrying LT-III Portable Radiation Detector ... intensity > 80 dB Distance 50cm6, Real time dynamic display of measurement uncertainty7, Start button back light function8, Using ... transmission9, Instrument size: 80*140*37 mm10, Liquid crystal display size: 35*54 mm11, Applicable temperature: -10C- +50C12 ...