2022 Automatic Digital Lcd Upper Arm Blood Pressure Monitor Heart Beat Rate Pulse Meter Tonometer Sphygmomanometers Pulsometer

Origin : China Mainland Material : Engineering Plastics product name：Blood pressure monitor Model number: RAK-289 Size : 126mm(L)*100mm(W)*53mm(H) Application : ARM Blood Pressure : 20-280mmHg Pulse Rate : 40-165 times/min Memory Capacity : 60 Group of measurement data Weight : 380g Power : AAA Batteries*4(not include) it can use AC power Pressurization : Automatic Pressurization Mode Place : China(Mainland) Package includes: Blood pressure monitor * 1 (bubble wrap protection), cuff * 1, instruction manual * 1 ，adapter * 1,

The error code represents: E1: Determine whether the gas in the cuff has been exhausted before the measurement, do not squeeze the cuff after the measurement starts. E2: Do not move your arm during the measurement. E3: The measurement result is abnormal. E4: The cuff is too loose or leaking. (Pressure less than 30mmHg in 10 seconds) E5: The trachea is blocked. E6: Excessive interference during measurement. E7: The pressure exceeds the upper limit. If E2 or E4 is only occasionally displayed, rest assured. It is recommended to tighten the cuffs a bit and try again.