Lily's Home Two-In-One Weather Station | Clock & Hanging Galileo Thermometer Combo, Best For Home, Library & Business Use To Monitor Temperature, 18-Inch Tall Cherry-Finished Frame TWO-IN-ONE WEATHER STATION - Lilyshome two-in-one device includes a clock and thermometer that displays the time and and temperature respectively. The temperature is displayed in Fahrenheit. It is very useful and fascinating piece for home as well as business and a must to have for school library, upscale restaurant, offices etc. GALILEO PRINCIPLE BASEDTHERMOMETER  This is an indoor temperature indicating instrument that measures temperature based on the Galileo's 400 year old principle of relative density. The hanging Galileo thermometer is the instrument with multi-colored balls could be a fascination for anybody. Simply read the tag on the lowest floating bubble to read the temperature. The thermometer measures every 4 degrees from 64 F to 80 F and is accurate to within 4 degrees with four floats. ABSOLUTE PRECISION - The thermometer contains 4 liquid-filled floats that is precisely weighted in.006 gram increments and suspended in a clear, environmentally safe, non-toxic liquid. They float one above other in the cylinder to ensure absolute temperature changes. The fluid in the floats and the cylinder is of exactly the same density for precise functionality; i.e. accurate indoor temperature measurement. MADE OF NON-TOXIC MATERIAL AND INGREDIENTS - The fluid in the floats and the cylinder is non-toxic, non-hazardous and absolute environmentally safe. It consists of an inert oil/hydrocarbon mixture similar to mineral oil. The cylinder walls material is laboratory grade glass that ensures absolute sturdiness. DECORATIVE LOOK - The unit comes in Cherry-finished wood frame and includes a clock and thermometer. The hanging Galileo thermometer with multi-colored balls is simply the best attention seeker.