On Call specializes in affordable, accurate blood glucose monitoring systems and testing supplies engineered for convenient at-home diabetes management.
On Call provides accessible and reliable diabetes management solutions, including cutting-edge blood glucose meters and testing kits. Designed to empower individuals to monitor their health conveniently, On Call products feature fast, accurate readings, long-lasting battery life, and compact portability.
Their flagship On Call Express line is highly regarded for integrating intuitive features like 14-day averaging, pre- and post-meal flagging, and alternative site testing, making daily glucose tracking simple and less painful. Backed by extensive warranties and user-friendly designs, On Call ensures users have the tools and support needed for effective, everyday diabetes management.
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The meter requires a single CR2 lithium battery for operation.
Use a soft, dry cloth to gently wipe the meter and test strip port. Never use water or liquid cleaners, as moisture can damage the internal components.
Ensure the battery is inserted correctly and fully charged. If the issue persists, try replacing the battery with a new CR2 battery or contact On Call support.
Most On Call meters, such as the On Call Express, come with a 5-year product warranty.
Check if the test strip is inserted correctly into the port. Also, ensure the test strips are not past their expiration date and have been stored properly in a cool, dry place.