Features: 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-W9002 Voltage: 12V Temperature control range: 0~110 Humifdity range: 1-99% Control precision: 0.1 Item size: 150 * 88 * 28mm / 5.9 * 3.46 * 1.1in Package size: 165 * 105 * 30mm / 6.5 * 4.13 * 1.18in Package weight: 166g / 5.85ounces Package List: 1 * Controller with Temperature & Humidity Sensor