Here's the best part, scroll down to "About this product" this is at the bottom...
Additional Product Features
Humidity Range 1% to 99% RH
Style Display Version 1
Product Group Home
PC Connect System Requirements Windows 7 or newer; OS X 10.10 (Yosemite) or newer.
Display Digital
Dimensions 6.8 x 18.8 x 15.4 inches
Rainfall Measurement Measures 0.01 inches (0.25 mm) and up
Package Contents Incomplete - Missing Major Pieces
Nominal Overall Length 5 in
Size Type Regular