Features: 1. Check the humidity of your cigars. 2. An easy-to-read water-resistant unit that is accurate and durable. 3. They are widely used in greenhouses and any other indoor/outdoor areas, or simply for home use. Specification: Product name: cigars hygrometer Material: metal + glass Net weight: about 57g Size: About 59*59*23mm/2.32*2.32*0.91in Measurement accuracy: error pluses or minuses 5% Humidity range: 0% - 100% Packing List: Cigars Hygrometer * 1