1. Wireless Sensor & Remote RangeJxtz wireless indoor and outdoor thermometer includes a display host and 3 wireless remote sensors, which can accurately measure the real-time indoor and outdoor temperature and humidity of different areas. These sensors can be installed and used within a few meters of the host without obstacles. It is widely used and is one of your best choices.2.Maximum and minimum record and wide rangeJxtz thermometer and hygrometer provides historical records of maximum/min temperatures in the past 24 hours or all time, as well as trend changes and comfort indications, freely convert. /. In3.Large screen and backlit LCD displayThe host has an LCD screen with a large font display, which displays the temperature and humidity monitored by the host and 3 transmitters. It also has a backlight function. There are 2 levels of backlight (half bright, full bright) when the data line is powered, and only 1 level of backlight when the battery is powered.4. Dual-mode power