This mercury sphygmomanometer allows for precise measurements. - Model Name: Mercurial Sphygmomanometer - Accessories: Case - Measurement Range: 0-300 mmHg - Type: Mercury - Color: Silver Thank you for viewing. Please refer to the photos for stains. I believe the weight is less than 1.5kg. As it is stored at my parents' house, there is a possibility that the shipping timing may be delayed. Please comment first, and I would appreciate your cooperation.