These TX28U-IT Sensors for use with the Intelligent Weather Station can be used indoors or out, and placed up to 330 feet from the station. Sensors are best mounted where they are protected from direct sun or rain Each sensor uses 2 AA batteries, not included Neutral off-white color 1-3/4" W x 1" D x 6-1/2' H

No bells and whistles on this handy window thermometer — just a consistently accurate reading of temperature, and a daily record of minimum and maximum temperatures in Fahrenheit (°F). Transparent digital display won't clutter up your window Attaches to the outside of a window with built-in adhesive panels Large display is easy to read Range -13° F to 158° F One AAA Battery included Place thermometer on a clean and dry window surface Place out of direct sunlight to maintain accurate temperatures 3-5/8"W x 4-1/8"H

These additional TX29U-IT Sensors for use with the Weather Station can be used indoors or out, and placed up to 330 feet from the station. Sensors are best mounted where they are protected from direct sun or rain Each sensor uses 2 AA batteries, not included Neutral off-white color 1-5/8" W x 1" D x 5-1/8" H