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crwdns2933797:0REWAcrwdnd2933797:0crwdne2933797:0

crwdns2936043:0crwdne2936043:0 crwdns2933505:0crwdne2933505:0 REWA

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+[* black] Measure the battery voltage with a multimeter. The voltages of the two batteries are 3.66V and 3.76V respectively.
+[* black] It can be seen that both batteries have the anode on the left and the cathode on the right.
+[* black] Then we need to combine a 2900mAh iPhone 7 Plus battery with a 2675mAh iPhone 8 Plus battery and turn it into a 5575mAh power bank.

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