... /IP Camera Sensor: CCD/CMOS Special Features: Infrared/Explosion-proof/Water-proof Explosion-proof Sign: ATEX Ex d II C T6 Gb/DIP ... A20 TA,T6 Material: 304 Stainless Steel and 316L optional ... the environment of temperature group T1-T6; explosion proof ptz camera,Applicable to the petroleum and petrochemical, chemical, aerospace, military industry, ...