Dahua JQ-D70Z

Dahua - Black Body, Thermal Calibration Device; Working temperature :40.0?( environment temperature +5.0?~ 50.0?), Temperature resolution :0.1? Temperature measurement accuracy :±0.2?(Single point) Temperature stability :±( 0.1~0.2 )?/30min Effective emissivity :0.97±0.02 Power:220VAC 50Hz Ambient temperature and humidity :0~40?/ =80%RH, must combine with DH-TPC-BF32221-T for temperature measurement.