Ruiguang Kangtai pulse wave portable electronic sphygmomanometer RBP-690 1690 1 Standard version Classification: upper arm type. The sphygmomanometer adopts the patented measurement technology of double tubes and double airbags, and the measurement result is accurate, and the error value is within plus or minus 3. The operation is simple and convenient, and one person can operate the measurement with one hand. In addition, it is equipped with a voice broadcaster. Compared with Omron, the measurement results are 3-5 Hg higher and 2 Hg lower, and the pulse is accurate.
Ruiguang Kangtai pulse wave electronic sphygmomanometer RBP-2400/2900 Ordinary version -2900 Classification: upper arm type. 2900 backlight charging type, low noise, equipped with voice broadcast, double airbag armband is long enough, the measurement response is more sensitive, and it will not be pressurized repeatedly. The accuracy is not known yet, and it will take some time to observe. The choice of this pulse wave sphygmomanometer by family members is a decision made after many parties understand it. If there are elderly people at home, it is a good choice to prepare someone to observe daily blood pressure. Personally, I think pulse wave method is more stable and accurate.