5.Galilean thermometer ·The "Galilean Thermometer" is a type of beautiful, novel and useful glass thermometer, which not only measure temperature, but also play a role in decoration. It has a range of application, including household, meeting room, office and restaurant. This product is made up of a glass cylinder, some multicolor glass balls with scutcheons and inertial liquid, which are all innocuous materials. When the temperature changes, the multicolor glass ball will go up and down, then you can read degrees from the lowest glass ball which has ascended to the top. ·Cylinder diameter: 25mm- 55mm ·Cylinder length: 5" 11" 14" 17" 25" ·Number of ball: 4 - 15 ·Extent of survey: (8-36/ 10-28/ 16-26/ 16-28/ 16-34/ 18-24/ 18-26/ 18-28)ºC