Features: The dc12v embedded industrial thermometer accurately measures temperatures in industrial environments. Powered by dc12v, this thermometer is suitable for use in industrial settings with its embedded installation. This thermometer is a must have for technicians, engineers, and maintenance personnel working in the industrial field. Easily monitor temperature in workshops, laboratories, and other workspaces with this reliable thermometer. With its durable and waterproof designs, this thermometer ensures dependable temperature readings for long term use. Specifications: Material:ABS Appearance dimensions: Approx.47.7x25.9x21.7mm Opening size: Approx.45.6x26mm Package Includes: 1x Industrial Temperature Meter note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.