digital temperature controller display precision prior to 0.2FS input signal:All signal ... big is 1A6, Power supply:AC90V~242V,50HZ7, Work environment:temperature 0~50.0°C, relative humidity≤85%RH, without corrode ... electric radiation.8, external dimension(mm): 80×120×35 put up Temperature Controller,thermometer,thermostat (XMTC)