Used by manufacturers around the world: Duracell Procell alkaline batteries have been designed in collaboration with manufacturers to work best in professional devices
 
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.
 
Operating temperatures from -20°C. to 54°C
Other codes - M1604, 6LR61, ID1604