13 Inch Wall-Mounted Temperature & Humidity Meter — 5m Probe, Alarm Function, -20-80℃ Range — Indoor/Industrial/Agricultural/Garden & Patio

Real-time indoor temperature and humidity monitoring using a high-precision sensor probe with a 5m cable. The unit measures ambient conditions across a -20-80℃ range and provides clear readings on a high-definition 13 inch LCD with soft backlight; it also includes a single digit 1.8 inch display for easy, low-light viewing. An external alarm must be connected; when a preset threshold is exceeded the tester issues both audible and visual alerts, and the alarm duration can be adjusted. Designed for flexible placement: wall-hang with a hidden bracket or use the tripod support to suit different installation needs. Controls are laid out for comfortable pressing and simple operation. Ideal for industrial plants, homes, greenhouses, laboratories and other indoor environments to help you accurately track environmental data.