The Renata 379 / SR521SW button cell batteries are conveniently packaged in a 10-piece blister pack (Swiss Made).

• Renata 379 / SR521SW
• Chemical System: Zinc Silver Oxide
• Voltage (V): 1.55 Volts
• Diameter (ø): 5.8 mm
• Height: 2.1 mm
• Weight (g): 0.23 grams
• Nominal Capacity: 16 mAh
• Packaging Unit: 10 pieces
• Made in Switzerland

The Renata 379 / SR521SW is designed and suitable for low-power watches (without backlighting and/or alarm).

Renata batteries provide the right solution for any electronic device that requires a highly compact, long-lasting low-voltage power source. The extensive portfolio includes more than 40 different types of button cells. Due to their excellent quality and high reliability, silver oxide button cells are used in medical technology, as well as in watches, remote controls, and calculators.

Renata SA is a world-leading manufacturer and supplier of primary and secondary micro batteries and battery solutions. The company Renata specialized in button cells as early as the 1970s. Since 1982, Renata has been part of the renowned Swatch Group SA. Initially, Renata focused on the quartz watch industry. Today, Renata develops and manufactures innovative, cost-effective, and technically advanced products for both wristwatches and industrial applications. Renata: Swiss precision combined with innovative technology.