High accuracy and wide measuring range.Stable performance, supports long time use.With large and clear display for better readability.Four digital screens, display hatching countdown, incubation days, temperature and humidity.Comes with temperature sensor and humidity sensor.Suitable for hatching chickens, ducks, gooses, pigeons, quail, ect.Specifications:Model: ZFX-W9002Voltage: 12VTemperature control range: 0~110 CelsiusHumifdity range: 1-99%Control precision: 0.1 CelsiusItem size: 150 x 88 x 28mm / 5.9 x 3.46 x 1.1inColour:blackMaterial:plasticPackage Contents:1 * Controller with Temperature & Humidity Sensor1 * English manualOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.