Features:<br />Small round thermometer and hygrometer.<br />It can be inlaid in the guitar and violin case・ or also be used in hotel・ home・ office・ etc.<br />Two Temperature Scale: Fahrenheit and centigrade.<br /><br />Specifications:<br />Temperature Range: -25~55 centigrade・ -13~130 Fahrenheit<br />Hygrometer Range: 20~100<br />Shape: Round<br />Material: Copper + Zinc Alloy<br />Color: Golden<br />Diameter: 4.3cm/ 1.7in<br />Thickness: 10mm/ 0.4in<br />Weight: 22g/ 0.77oz<br /><br />Package Includes:<br />1 * Thermometer and Hygrometer<br /><br />Item&#39;s color might be different from the picture because of the aberration.<br><img src="//img.tomtop.com/product/xy/2000/2000/p/tt/i/2/i202-2-d9ee.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/tt/i/2/i202-4-d9ee.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/tt/i/2/i202-1-d9ee.jpg" /><br>