Feature This thermometer provides you with accurate indoor humidity and temperature readings. Air comfort indicator Level icons indicate air comfort, great for monitoring family living conditions and health. Clear reading Large screen features large numbers, allowing for easy readability. Convenient design You can attach to refrigerator or place the table with the hanging hole and back stand. Application Suitable for office, bedroom, living room, bathroom, school and more. good quality Made of good quality ABS plastic, which is sturdy and durable, stylish design perfectly matches with your room. Material: ABS Colour White Item dimensions: 45 x45mm Measuring Temperature range: -50°C ~ +70°C (-58°F ~ +158°F) Measuring humidity: 10% ~ 99% RH Battery: Require 1 x AG13 button battery Package list: 1 * Temperature Humidity Meter