What kind of thermometer is suitable for in vegetable greenhouses?

With the continuous development of science and technology, the progress of the society, many think unlikely things before, are common in today's society. Such as watermelon, in our childhood, watermelon is only in the summer, in the summer noon, iced watermelon is the source of your happiness, and now want to eat watermelon don't wait for summer, vegetable greenhouses solves this problem, it can set the corresponding temperature, make the not seasonal fruits and vegetables can grow. Its role is to shelter, raise or lower the temperature, reduce plant diseases and insect pests, in advance or delay harvest time, create a suitable for fruits and vegetables growth environment, improve the yield and quality of fruits and vegetables. Normally, we are all with dedicated to real time record heat temperature thermometer, so what kind of thermometer is suitable for in vegetable greenhouses? Today we have said that the most common vegetable greenhouses thermometer. Model: MMG - 3 types: maximum and minimum thermometer, greenhouse structure: the thermometer can flip eaves, elliptic button material: beige ABS shell shape size: 22 * 325 px temperature range: - 40 - 50 c, red and black single calibration accuracy: + / - 1 c with it, we would view the relative temperature in real time, so that the barn temperature is beneficial to the growth of fruits and vegetables.