The Duracell 9V battery is a compact, rectangular-shaped 1.5V alkaline battery pack composed of six individual cells arranged in series to provide a nominal voltage of 9 volts. Known by various model numbers such as 6LR61, MN1604, 9V1, PC1604, 1604LC, K9V, 6AM-6, 4022, and 6AM6, this battery is widely used in a variety of household and professional devices.

Ideal for powering devices such as smoke detectors, wireless microphones, guitar pedals, walkie-talkies, alarm systems, and multimeters, the Duracell 9V battery offers reliable, long-lasting power with stable voltage output. Its alkaline chemistry provides a strong energy density and a shelf life of up to 7 years when stored properly.