Guardian Connect App CSS7200 iOS and Guardian Connect Transmitter GST4C used on the iPhone, iPad and iPod Touch devices.
Customers using the firm's continuous glucose monitoring system application on an iPhone, iPad or iPod Touch with ios software version 12, 12.1, or 12,2 are likely to experience a shortened transmitter battery life (approximately 4-5 days instead of the normal 7 days or more) after a full charge.
US Nationwide distribution.
https://www.accessdata.fda.gov/scripts/ires/index.cfm?Product=Z-2106-2020