Supply Ai Hao Seoul mildew moisture tester moisture tester is an accurate, stable and traceable measuring instruments can be used in measuring leather, textiles, packaging, and other humidity. Humidity tester may well let you know about your product storage ambient temperature as well do some protective measures to avoid mildew. Humidity Test chemical products or storing moisture sensitive products often use to a tester. Meanwhile, the humidity test method is also very simple to use, just turn on the switch on the wall or you can measure its temperature and humidity on the item to be tested. Our temperature tester, can help you keep abreast of changes in temperature and humidity, adjust a variety of environmental temperature and humidity regulating means so that the temperature of the environment to store your product range to achieve the best fit for your product saved. Humidity tester features: 1) no calibration 2) Anti excellent chemical stability 3) incredible long-term stability