Shed in which one to use thermometer is good

PengShi cultivated temperature is very important, in 15 - daytime temperatures 23 ℃ advisable, highest do not exceed 25 ℃, 10 ℃ at night, not less than 5 ℃, cloudy, rain, snow, windy day temperature lower appropriately, but not too low, to prevent freezing damage and take out moss early. According to the proper ventilation in order to reduce the humidity of the air humidity, reduce disease, can be used assimilation, reduce respiration consumption, enrich petiole! So I need a thermometer to control of temperature in the greenhouse, so which one to use thermometer inside greenhouses? Introduces for you below small make up a kind of suitable for greenhouse thermometer: MMG - 3 a maximum and minimum thermometer, the product name: maximum and minimum thermometer, thermometer, greenhouse thermometer use areas: greenhouses, the meteorological department, specifications, such as description: models: MMG - Three types: structural style of the maximum and minimum thermometer: can flip eaves, circular button material: beige ABS shell shape size: 22 * 13 cm temperature range: - 40 - 50 c, red and black single calibration accuracy: + / - Packing: 1 c 100 shipping/box, 50 / box only four express delivery, the product characteristic: the maximum and minimum thermometer is used to record in a certain period of time the maximum temperature and minimum temperature in air five, maintenance notice: in use, transport, storage should be upright, not from vibration of the use of so as not to cause mercury out of line. With this kind of maximum and minimum thermometer, greenhouse planting a good helper.