9V Lithium Batteries 4 Pack, 1200mAh Lithium 9 Volt Batteries, 10 Year Shelf Life, Long-Lasting Power for Smoke Detector, Microphone and Walkie Talkie

Batteriol 9V batteries offer long-lasting performance and are suitable for various applications, including smoke alarms and multi-meters. They can retain power for up to 10 years and operate reliably in temperatures from -40°F to 140°F.

• The description claims the batteries can retain their power for up to 10 years.
• The description claims the batteries maintain performance across a temperature range from -40°F to 140°F.