This product is suitable for iPhone 4 - 8 Plus / iPhone X / iPhone XS only.
This product has three card slot positions, which can be used to place Nano SIM card of any operators. The switch is used to switch the working status of three card slots.
The IP universal test card is compact, so it is easy to carry.
There is a Nano sim card pin test point on the test card deck, which is convenient for repairing the without reading the card for quick detection.
