High accuracy and wide measuring range. Stable performance, supports long time use. With 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, . Specifications: Model: ZFX-W9002 Voltage: 12V Temperature control range: 0~110 Celsius Humifdity range: 1-99% Control precision: 0.1 Celsius Item size: 150 x 88 x 28mm / 5.9 x 3.46 x 1.1in Colour:black Material:plastic Package Contents: 1 * Controller with Temperature & Humidity Sensor 1 * English manual Only the above package content, other products are not included. Note: Light 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.