By Dave (14/11/2020)
This is an inexpensive and useful bit of kit that is simple to use.
By \\\it is an excellent little device and good value (26/10/2020)
An excellent little vevice ,easy to use and understand
By frank (10/10/2020)
When received it would not work. The metal piece connecting the batteries together was missing, MyMemory sent replacement straight away, this worked okay, pulse rate very similar to quality blood pressure monitor.