What is a power one?
power one - Premium Energy. "Made in Germany"
At power one, every battery is tested before it leaves the works - 100%. ... Hence, power one is the only manufacturer in the world to provide a complete range of environmentally friendly rechargeable nickel-hydride batteries, together with chargers, for hearing aids.
Are power one batteries good?
In their most current test of hearing aid batteries, the German consumer organization Stiftung Warentest has confirmed that the hearing aid manufacturer power one—in the category for the smallest hearing aid batteries for in-ear devices (Type 10), and the category of medium-sized round cell batteries for behind-the-ear ...
How long does a battery last in hearing aid?