Features:brand new and high qualityGalileo thermometer with temperature tags attached to glass balls that rise and fall to indicate room temperature.Temperature range: Each floating globe has a tag which shows the temperature. 4 styles for you to choose.Made from high quality glass. Cylinder sits on an attached glass stand to keep it sturdy and secure.Educational: The laws of physics are on display as the principle of buoyancy tells the temperature.Perfect for your home and office table decoration or kids interest in science and scientific decor. Specification:Material: GlassColor: As pictures shown.Optional Style: A 5 Balls, B 7 Balls, C 10 Balls, D 12 BallsSize A: app. 180x25mm(7.09x0.98in)Size B: app. 280x36mm(11.02x1.42in)Size C: app. 440x50mm(17.32x1.97in)Size D: app. 530x50mm(20.87x1.97in)A 18-26(64.4-78.8), B 16-28(60.8-82.4), C 14-32(57.2-89.6), D 12-34(53.6-93.2)Style A/C/D: The temperature is degree CelsiusStyle B: The temperature is degrees FahrenheitQuantity: 1 pc Note:Transition: 1cm=10mm=0.39inchNo retail package.Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes:1 x Galileo Thermometer(other accessories demo in the picture is not included.)