Display method: Features a dual-scale display using rulers for accurate readings.
Mercury leakproof: Equipped with a mercury film on the top of the test tube to prevent leaks.
Basic error: Maintains a minimal basic error of ±3.75mmHg for precise measurements.
Sensitivity: Exhibits a sensitivity of ≥2.25mmHg, ensuring reliable and responsive results.
Package included: Includes a complete set packaged in a blue plastic box for convenience.