MagSafe allows accessories to be attached ... a service program to replace faulty Smart Battery Cases designed for iPhone XS, XS Max and XR, noting certain units may not operate as expected.

OpenCase rethinks MagSafe with a slim iPhone case and secure accessory system that adds protection, cuts bulk, and finally keeps accessories in place.

If you have a MagSafe case for your iPhone, it might seem like magic (especially if you pick one of the 10 best MagSafe cases). But there's a simple explanation for how MagSafe cases work ...