Temperature cum humidity meters with shockproof protection cover, ca 847 is manufactured by microtek instruments. It is available in a compact case that is protected by a shockproof lining. The temperature cum humidity meters with shockproof protection cover have materials humidity indicator by physics line checks the humidity content from 6 to 100 percent in construction materials like plaster, wood. The salient features of the temperature cum humidity meters with shockproof protection cover: