Model: H2-5000K1 Features ★ Dynamic blood pressure (BP) simulation of arm and wrist cuff monitors ★ Built in air pump: used for high-pressure and low-pressure air release inspection, leakage inspection, and providing a pressure source ★ Built in rigid container: can be directly connected to blood pressure instruments for testing without the need for external cuffs ★ Adopting high-precision pressure sensors for more accurate numerical values ★ Equipped with pressure calibration function for blood pressure instruments ★ Built in air pump, capable of outputting static pressure externally ★ Equipped with a large capacity lithium battery, it can work continuously for a long time, eliminate interference, and measure a certain amount of blood pressure in moderation ★ 2.8TFF color screen display, displayed in both Chinese and English