The correct usage method of emergency power supply for car start-up

The car emergency starting power supply is a device that can charge the car battery when it is low, enabling the car to start 123. The steps to use the emergency power supply are as follows:

Connect the red positive clip of the emergency start power supply to the positive (+) of the car battery, and the black negative clip to the negative (-) of the battery.

After ensuring that all connections are secure and correct, start the emergency power supply, and the indicator light on the power supply should light up.

Attempt to start the vehicle, and once the vehicle is successfully started, immediately disconnect the emergency start power supply from the battery.

There are two types of emergency starting power sources, one is a built-in high rate lithium battery, and the other is a built-in supercapacitor 3. When selecting an emergency power source, factors such as battery capacity, peak current, output voltage and interface, cycle life, lighting function, grounding clip, and working temperature need to be considered.