Sony 379 / SR521SW Watch Batteries (5 Pack)

Keep your small electronics running smoothly with this 5-pack of Sony 379 batteries.

Compact and reliable, these 1.55V silver oxide batteries are perfect for watches, remotes, toys, and other precision devices.

Designed for long-lasting performance, they ensure your devices function consistently when you need them most.

Main Features:

• Stable 1.55V output for reliable device operation

• Compact 5.8mm x 2.1mm size for versatile device compatibility

• Pack of 5 batteries for extended usage

• Ideal for watches, remotes, toys, and similar electronics

• Silver oxide chemistry for long shelf life and consistent energy

Specification:

• Model: 379 / SR521SW

• Voltage: 1.55V

• Capacity: 16mAh

• Size: 5.8mm x 2.1mm
  

• Battery Type: Silver Oxide

• Use By Date: Dec 2028

• Also Known As: SR63, GP379, D379, V379, V520, 280-59, AG0