Features 1、ENVIRONMENTALLY FRIENDLY ABS: Temperature humidity gauge is made of environmentally friendly ABS material, with high stability and toughness, durable. 2、INTELLIGENT DETECTION: Embedded hygrometer can measure temperature and humidity, and intelligently detect the quality of storage environment, °C and °F can be freely switched. 3、EMBEDDED DESIGN: Insert digital hygrometer adopts embedded design, with rubber ring, the product embedded more stable. Compact body, does not occupy space. 4、METAL FRAME DESIGN: Temperature humidity meter is designed with metal frame, the golden frame is bright and shiny, showing high end elegance. 5、SCOPE OF APPLICATION: Digital hygrometer is suitable for cigar boxes, storage cabinets, etc. It is recommended for cigar box temperature and humidity detection. Specifications Item Type: Insert Digital Hygrometer Material: ABS Battery: 1 x CR2032 Button Cell 240mAh (Included) Gross Weight: 45g/1.6oz Outer Frame Diameter: Approx. 50mm / 2in Opening Diameter: Approx. 44mm / 1.7in Package List 1 x Insert Digital Hygrometer 1 x Rubber Ring 1 x Instruction Book