These bulk boxes of 50 Duracell Procell Intense Power 9V batteries are engineered for use in high drain devices. Part of the professional range of industrial batteries designed for use by businesses, professional end users and use in industries including medical, security, fire and safety, hygiene, hospitiality, construction, education and manufacturing. The 9V Procell Intense battery size is commonly used in carbon monoxide detectors, smoke detectors, multimeters and wireless microphones. Packed in outer cases of 50 these batteries have less packaging than normal consumer batteries. This also makes them easy to use in large quantities by engineers. Procell Intense Power 9V batteries are the oblong size battery and are also known as MX1604, PX1604 or 6LR61. Offering dependable, long lasting power that you would expect from Duracell. We are Official Procell Intense Battery Distributors, which means we can guarantee you 100% availability and the freshest possible stock. Buy with confidence from a long established company with over 30 years of experience in the battery industry. This product is not for retail sale. Procell Intense Power 9V Battery Technical Information:  Typical Voltage  9V  Nominal Capacity  628mAh  Operating Temperature Range  -20°C to 54°C  Maximum Width  26.5mm  Maximum Depth  17.5mm  Maximum Height  48.5mm  Typical Weight  45.3g  Recommended Storage Area  Clean, cool, dry and ventilated  Recommended Storage Temperature  5°C to 30°C  System  Alkaline Manganese Dioxide  Cross References  PPB, 6LR61, MN1604, PX1604, PC1604  Suitable for  High Drain Devices  Made in China    Â