Go online.. Then when looking online select free pick up today and put in your location to see what your walmart has in stock. Id avoid the wrist BP machines. Once you get one , Id go to your doctors office and take it with you and they can verify its accurate. You can usually do this with no charge. Just call and ask for a time to being in your bp machine to see if its accurate. Pricing is 30-120 for a decent machine, but you should be able to get a basic set up for under 40.00 Make sure when you take your pressure, you sit quietly both feet flat on the ground and no talking tapping or moving while its running. If you have a history of cardiac , vascular or stroke issues, tou may want to take it in both arms and keep a record. Always notify your provider if the pressure in one arm is greatly different than the other if taken at the same time or if you have symptoms that concern you.
The best way to answer this is to look it up online. Too many variables
I dont know honestly. Depends on the price and how good the quality it is as well. Nest Answer I can give you.
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