JC B1 Battery Repair Tester for iPhone 5-XS Max

Instructions:

1. Connect the lightning cable to the tester to power on;

2. Connect the battery to the matched connector on the tester;

3.The tester will read the data from the battery automatically, capacity, current, Chip model, cycle numbers etc;

4. Click LEFT button to choose and switch the operation options;

5. Click RIGHT button to start the operation, Read the data, Clear cycle numbers to 0, Write the data to the battery.