6. FAQ Q: What can I do when my vehicle failed to get started? A: Please ensure the charge level of V4500 Plus is above 50%, and shift to the BOOST mode to start your vehicle. Q: How long does it take to fully charge the product? A: A: The charging time depends on the power of the charger that you use. Using a PD45W charger to get the device fully charged will cost about 2.5 hours. Q: Is there any advice on battery testing? A: To test a battery, you should get it fully charged first. Then leave it alone for at least 6 hours before testing. Q: Can this product be used to test LiFePO4 batteries? A: No, currently the product does not support testing of LiFePO4 batteries. Q:
Why does Bluetooth connection fail? A: Before Bluetooth connection, some necessary permissions (such as location) must be granted. Bluetooth connection must be established from inside the app. If you have already established Bluetooth connection with the device via your phone's system settings, please undo it first and then try to establish Bluetooth connection from inside the app. 15