Procell Intense Power PX1604 9V Batteries Bulk Pack – 1 Piece Procell INTENSE Alkaline 9V Industrial batteries PX1604 are ideal to be used on mid to high drain devices such as Carbon Monoxide Detectors, Smoke Detectors, Multimeters, Medical Devices, Microphones, electronic toys & more. It has been designed to provide outstanding performance and durability under high drain that boasts long-lasting power for extended usage than its competitors. PX1604 Key Features: - Economically packaged in bulk and individually date-coded for effective inventory management. - 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