ECOWITT WH0310 Wireless Weather Station Digital Indoor Thermometer Hygrometer Humidity Monitor with Multi-Channel… Price: $29,99 (as of 08/12/2021 15:41 PST- Details) & FREE Shipping.

Wireless Weather Station: Measures indoor temperature, humidity, barometric pressure and allows you monitor the real time weather condition both indoor and outdoor
Weather forcast; pressure tendency indicator; 24H/7days history pressure graph
Temperature C/F selectable; ABS/REL barometric pressure display selectable; with backlight function