Features a red liquid scale against white markings for fast readability, housed in shatter resistant for long lasting indoor / outdoor use monitor conditions in bedrooms, offices, or classrooms with its wall mountable 17cm frame and space saving vertical design The dry & wet bulb thermometers delivers reliabled temperature with its red kerosene column for accurate readings in any environment Combines functional clear with child friendly durability, offering a glass less alternative for continuous climate tracking Designed for families, educators, and childcare professional prioritizing and in environments like kindergartens or home nurseries, Manufacturer: RGYBAO