Renata SA, a subsidiary of Swatch Group Ltd in Biel, was founded in 1952 as a manufacturer of components for mechanical watches.
Within only a few years, the company became a leading manufacturer and supplier of coin cells for watches and many electronic product areas (medical technology, RFID, radio control, metering, and many more…. )
Battery technologies offered by Renata comprise silver oxide (for wristwatches, calculators and small electronic toys, etc.), zinc air (for hearing aids), lithium (non-rechargeable, primary) (for computer battery backup, etc.) and lithium polymer (rechargeable, secondary) (for industrial use).