WHO recommendation states to use middle or ring finger for testing blood glucose levels.
Category: 10 Best Glucometers in India
Glucometers like AccuCheck can last for 10 years while some require quick replacement.
Glucometers require some calibrations and set up before using them. Such glucometers require some coding. While some glucometers come with pre-calibrated information and setup and thus have no coding written on them.
There is no restriction on the time of usage of these devices. You can test your blood glucose levels whenever you want to. But the best time would be to monitor your fasting glucose levels in the morning or after meals.