Why can't I use batteries or rechargeable batteries for medical devices such as electronic blood pressure monitors? By who knows to tell the even, to be exact ah!

Not only electronic sphygmomanometer, generally used to measure the equipment are not used batteries and rechargeable batteries, batteries and rechargeable batteries current is not stable, very small fluctuations in the current will give the equipment measurement error, in the extreme rigorous work equipment, some of which in order to stabilize the action, and even the use of the more expensive once the silver-zinc batteries.

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