With a long-lasting, precise energy output, alkaline batteries are the power source for a variety of everyday devices with average consumption. This includes electronic devices such as remote controls, flashlights, alarm clocks, or wall clocks. With these batteries, you always have an independent power supply on hand during power outages or other emergencies. The Red Line batteries provide reliable performance and a long shelf life (7 years). Ansmann batteries have been successfully tested against electrical, thermal, geometric, and mechanical requirements.