GSM IP universal test card for iphone ipad SIM card signal

GSM IP universal test card for iphone ipad SIM card signal

$2.51
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3 in 1 universal SIM card signal test diagnosis card for iPhone 4-13 Pro Max/iPad. IP universal test card supports almost all GSM cards for signal failure diagnosis. Features: 1. For iPhone/iPad (cellular version) three-network universality. 2. Mobile card Unicom card Telecom card. 3. Three card slot positions, which can be used to place Nano SIM cards of any operator. The switch is used to switch the working status of three card slots. 4. Three different SIM cards are placed in three card slots. 5. Compatibility: For Apple / iPad Nano-sim card. 6. Preliminary diagnostic signal failure. Options: 1. First generation for iPhone 4-XS, 13 MINI. 2. Second generation for iPhone XR/XS MAX/11/11 Pro/11 Pro Max/12/12 Pro/12 Pro Max/12 mini/13/13 Pro/13 Pro Max. How to use IP universal test card: 1. Insert the commonly used three major operators nano sim into the three card slots. 2. Making the front of the slot surface toward you, and insert it horizontally into the SIM cart slot. 3. Swith SIM.

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