Baldr Wireless Weather Station In+Outdoor Hygrometer Thermometer Humidity Sensor

Features Window open/close indicator Touch buttons for easy operation Indoor and outdoor tempGfatur8(C/F) & humidity Indoortemperature range:-10C-50C (147-122T) Outdoor temperature range:-20 C -60 C (-4℉-140℉) Indoor end outdoor humidity range:20%-95% Records max/min temperature and humidity (in and out) Comfort level indicator Low battery indicator Time display in 12/24h White backlight 100 meters wireless transmitter in open area Comfort level beaker indicator White momentary backlight by pressing light button Table standing or wall hanging The main unit can be matched up to 3 remote sensors. The CH button on screen is for switching channels.   Remark: For channel matching, you need to power on the main unit first, then load batteries for remote sensor and turn the sensor to the channel you want to match (channel switch button is inside the battery compartment). If you want to manually update or reconnect the matched display on screen, you can press and hold the CH button on screen, and the data will be cleared.

Sanctification Item Size: Main Unit: 5.59"L x 0.87 " W x 3.78 " H (142 x 22 x 96mm) Sensor: 2.36 " L x 1.06 " W x 3.78 " H (60 x 27 x 96mm) Main Unit: Powered by 3 x AAA Batteries (Not Included) Sensor: Powered by 2 x AAA Batteries (Not Included) Net weight: 260g      Package weight: 300g Color: Black with Silver