The dash cam is to record the videos and sounds during driving and restore the first scene. After installing a dash cam, the videos and sounds taken can be used as evidence. At the same time, it is also a hidden GPS.
People who like self-driving can also use it to record the process of conquering difficulties and obstacles. While driving, record the time, speed and location of the car. It can also be used at home for DV shooting or as a home monitor.
Usually it can also do parking monitoring. video data taken by the hidden dash cam can not be cut. if cut, it can not provide help for accident. Copy products are designed to reduce costs without any shielding measures, without rigorous testing, will interfere with GPS navigation, remote control, radio, tire pressure meter and driving computer and other automotive electronics.
There are also a lot of racketeer working in the nighttime. Therefore, the performance of the dash cam in nighttime is also very important. However, a lot of dash cam on the market lack of lighting device. And some dash cam with LED is limited to light. As a result, the image taken in the night can’t play an important role.
G-sensor is to record immediately before 10 seconds and after 20 seconds when the car speed change. Therefore, the accident can be recorded completely. The wide angle of the dash cam is about 100 degree, which can ensure that both sides of the car can be recorded. Of course, choose a big wide angle as far as possible. For consumer, it costs more money.
best dash cam for car ：http://www.azdome.hk/best-dash-cam-for-car.html