Features Clear Scale: This hydrometer with clear scale will better measure your your wine as well as promoting the brewing. Reliable Performance: Designed to have wide measuring range and high accuracy, the sensitive testing ensures little errors. Widely be Used: Allows for extensive application in homes, offices, restaurants, shopping malls, warehouses and so on. Package Includes: There are 10pcs beer tester made of glass, and the easy reading will largely simplify your operation. Easy to Carry: Light in weight and compact in size, the storage tube makes the carrying much more convenient. Specification: Item Type: Hydrometer Material: Glass Function: To measure the content in solution.  Measurement Scale: 0~100 Measurement Accuracy: 0.5 Ambient Temperature: 20℃ Display Mode: Direct reading of scales.  Application: For home, office, hotel, restaurant, conference room, shopping mall, warehouse, waiting room, courtyard garden, greenhouse nursery, animal husbandry and other indoor and outdoor environments.  Package List: 10 x Hydrometer 10 x Storage Tube Package List 10 x Hydrometer 10 x Storage Tube