Duracell Procell 9V PC1604 Batteries 10 Pack

Each battery comes with a ‘quality warranty’. Design, safety, manufacturing, and qualification follow Procell’s stringent battery standards, which incorporate parts of the ANSI and IEC battery standards.
Economically packaged in bulk.
Used by manufacturers around the world: Procell alkaline batteries have been designed in collaboration with manufacturers to work best in professional devices
Operating temperatures from -20°C. to 54°C
Other codes - M1604, 6LR61, ID1604