Features: 1. Good quality: This product is made of durable materials with very good quality and long service life. 2. Clear display: The screen display of this product is very clear, very convenient to use and clear readings. 3. Practical: This product is suitable for detecting car speed and water temperature, which is very practical. Description: This product has durable material and clear digital display. It is suitable for detecting car speed and water temperature and is very practical. Specifications: Screen type: LED Screen size: 3.5 inches Appearance size: 80X45X13 (mm) Colour: Black Package Included: 1 x car monitor Notes: 1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.