There might be little color difference between object and picuture. Main Features: Small round thermometer and hygrometer It can be inlaid in the guitar and violin case,can be also used in hotel,home,office,etc Two Temperature Scale:Fahrenheit and centigrade Temperature Range:-25~55 centigrade,13~130 Fahrenheit Hygrometer Range:20~100 Material:Alloy Diameter:4.3cm Thickness:10mm Color:Silver Package Includes: 1x Thermometer and Hygrometer