In the event of an abnormal impact or vibration after the car shuts down, the dash cam will automatically wake up to record a video or take a few photos to record the situation around the car. The next time you start the dash cam, you will be prompted actively, and the sensitivity of the parking guard can be adjusted. If the sensitivity is too high,

The principle of the parking mode is same as an emergency, through G-sensor to wake up the dash cam to record. Some of the wireless remote-controlled game handles that are common around us also use this principle. At present, most of the car DVR recorder on the market use 3-axis gravity sensor, which has high sensitivity and small error.

The dash cam generally gets electricity from the cigarette lighter. After the car shuts down, cigarette lighter isn’t electric. So the dash cam parking mode must have an independent battery. Some high-end dash cam has the function of networking, once a stop monitoring alarm, the first time to the binding of the phone to send a message.

Parking monitoring can be said to be very practical, not only recording emergencies but also restoring the scene. So in the purchase of dash cam, you can choose a machine with this function, which will give your car to bring better protection.

top 10 dash cameras

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