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Driving recorder power supply
The ways to power up the dash cam include : USB interface Cigarette lighter Using reading lights Use a fuse box The driving recorder is composed of a microprocessor data memory real - time clock display lens module operation key printer data communication door speed sensor and data analysis software

The power supply of the fuse box is ideal as it can be installed by individuals with strong hands - on abilities Simply connect the fuse box to an unused ACC port and plug it in with a power cord The advantage of using this method for power supply is that it is safe to independently use insurance for power supply without affecting any other onboard circuits

There are multiple ways to power on the dash cam, which can be connected to a cigarette lighter a reading light or a fuse box ACC or constant power However the voltage of the car fuse box is 12V while the universal voltage of the recorder is only 5V If the recorder is connected to the fuse box ACC or powered on normally it needs to be connected to a step - down wire before use

The power supply methods for the driving recorder include fuse box power supply reading light power supply rain sensor power supply cigarette lighter power supply OBD interface power supply etc Each power supply method has its advantages and disadvantages but most users use fuse box power supply and cigarette lighter power supply

It is not very safe to power on the fuse box of the car dash cam If installed improperly the resistance at the contact point will increase and over time there is a risk of spontaneous combustion At present the best way to power on a driving recorder is to power it from the vehicle's OBD interface

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