... back light 2. Big LCD screen, easy to read data Name: Intelligent Constant Temperature and Humidity IncubatorModel:HWS seriesBrief ... the incubator box, heater, chiller, circulation fan, controller, temperature sensor, humidity sensor, and humidifier and so on. ... time: >3minNoise: <70 DbWorking mode: continuous operationWorking environment: temperature: 0-40°C, Humidity: <80% RH, non-corrosive gasPower ...