They are more accurate and Blood Pressure Support Review trust worthy and studies shows that people who use a kit have lowered their overall pressure. When you monitor your blood pressure twice in a day for a month then you can control your problems. Doctor's advised the use of blood pressure kit as you can regulate your problem which has no symptoms.
Accuracy of this kit needs to be tested from time to time. You can check the readings of the kit for accuracy. Compare the readings between the two kits and for this you can check your kit with doctor's readings. These two readings must be same to some extent.
When you are buying a kit for you keep these things in mind. Check your cuff size before you buy one. Ask your doctor for the right cuff size you need for arms readings can get wrong if your cuff size is not accurate. Make sure the numbers present on the machine are easily readable by you. If you're using stethoscope with your kit then it must be hearable.
It contains few devices such as heart monitoring device, remote monitoring equipment and reading meter. However blood pressure kit is available in various types and features are nearly same. Even there are kits which are available without arm cuffs and you can easily monitor your blood pressure without any assistance.