About the product
1. This Dual SIM Card Adapter with a Back Case Cover allows you to use iPhone with two SIM cards
2. An interface ribbon cable connects the nano SIM card tray (SIM 1) to a standard SIM card adapter (SIM 2). It folds around the back of iPhone to a place where the case holds them in to position
3. The back case has a raised area to keep the second SIM card safe and secure and also prevents your For iPhone from getting possible back scratches
4. Note: Two SIM have to be from same network(2G / 3G / 4G). Please restart iPhone if no signal after switching.

Features
1. Two SIM cards in one iPhone single standby
2. Auto-switch between SIM cards
3. Enable to edit switching time
4. Enable to edit display name of SIM which can be showed on iPhone screen
5. Protective case with hang rope hole