Each thermometer measures 14.6 cm/5.8 inches and is crafted from mercury-free, environmentally friendly materials. Their robust construction prevents leaks, ensuring safety and compliance with international standards in educational settings. Receive 12 scientific thermometers, each with unified calibration for consistent data, making them ideal for classroom group experiments. Their packaging simplifies storage and minimizes loss, enhancing teaching efficiency. Constructed with a metal shell, these thermometers are more to impacts than traditional glass , reducing breakage risks. The scratch- keeps the scale clear, making them a dependable tool for frequent student use. Featuring a dual-scale (°C/°F) design, these mercury-free thermometers allow students to easily learn temperature conversions. scale printing minimizes measurement errors, ensuring reliable experimental data for educational purposes. Ideal for educational environments, these thermometers can be used in classrooms, labs, or to explore the relationship between temperature and various environments. They are perfect for stimulating interest in scientific subjects among students.