Ball thermometer - Business custom gifts, send to belong to your greeting

Ball thermometer is Galileo invented in 1593, based on the principle of heat bilges cold shrink the world's first a thermometer. So it is also called Galileo thermometer. With the constant progress of science and technology, all kinds of precision higher product emerge in endlessly, ball thermometer has become a popular gift. It is mainly suitable for 20 to 30 degrees Celsius environment. When the ball is suspended at the top of the glass bottle, one of the most lower the Numbers on the ball is about value of the current temperature. For we are specializing in the production of industrial thermometer, give full play to the production of our expertise, can print logo on the glass pipe diameter of the thermometer, as business gifts gifts, is a good choice. Ball thermometer can be placed in the office or at home, is a very good adornment. The last ball belongs to the glass thermometer, if is put in the home, be sure to where children can't touch.