Renata has developed its 0% mercury battery line in close cooperation with the Swiss Watch Industry. The new batteries were tested by various independent laboratories and approved by several important OEM customers. Most of the major luxurious Swiss Watch Brands rely on Renata. Created with zero mercury and zero lead added, this Renata 399 watch battery has been designed to be more environmentally friendly than conventional watch batteries. For maximum power and sustainability, go green with the Renata 399 watch battery.

Equivalent: Energizer 399, Maxell SR927W Rayovac 399, I.E.C SR927

Features:

• An optimised volume/capacity ratio
• Dimensional precision and stability
• High capacity retention on storage (low self-discharge)
• Excellent reliability thanks to a uniformly high quality level
• State of the art leak proofness thanks to a new sophisticated sealing process
• Constant availability

Specifications: 

• Chemical system : Zinc / Monovalent Silver Oxide, low drain 
• Nominal Voltage : 1.55 V
• Capacity : 55mAh, Discharge over 15kΩ at 20°C to 1.2 V 
• Operating Temperature : -10°C – 60°C
• Self Discharge : Less than 10% per year at 20°C
• Weight : 0.77 gm
• Diameter : 9.50 (mm)
• Height : 2.70 (mm)

Package Includes:

1 x Renata 399 SR927W 1.55V 55mAh Silver Oxide Button Cell Battery