1 x Round Hygrometer with one LR44 Button Cell
Feature:
1) Modeling simple, elegant.
2) Clear LCD display, easy to read.
3) 2 in 1 design Celsius thermometer and hygrometer.
4) Ultra mini size, portable to carry.
5) Widely used in office, home, car, schools, hotels, laboratories, kindergartens, aquaculture, instrument workshop, libraries, schools, factories and places equipped with air condition, etc.
6) Use with LR44 battery (include the battery).