A precision balance is a highly sensitive instrument used to measure mass with great accuracy. These balances can detect small changes in weight, often down to the milligram or even microgram level. They are commonly used in laboratories, research facilities, and industries where precise measurements are crucial, such as in pharmaceuticals and chemistry. Precision balances typically feature a digital display for easy reading and may include advanced functions like tare weighing, which allows users to subtract the weight of containers. They are designed to minimize environmental factors, such as air currents and vibrations, ensuring reliable and consistent results in measurements.