How often do you guys change your cartridges?
I have a tandem t slim x2 and I only ever change it when I get a alert that it failed which is only like once a month sometimes I'll even go 2 months without changing it with no issues.
I have a tandem t slim x2 and I only ever change it when I get a alert that it failed which is only like once a month sometimes I'll even go 2 months without changing it with no issues.