
Dash cams record the situation outside the vehicle. Here is relevant knowledge about dash cams: Functions of dash cams: Dash cams can record the driving process. In case of a traffic accident, they can provide video evidence to traffic police for determining liability. If encountering malicious fraud attempts, the footage from the dash cam serves as the most powerful evidence to avoid unnecessary troubles. Components of dash cams: They consist of a main control chip, image sensor, and lens. The main control chip functions like a computer's CPU, responsible for data image collection and compression. The image sensor is also a crucial component of dash cams.

With twenty years of driving experience, I can say that dashcams are primarily designed to record the external environment, mounted on the front windshield to capture the road ahead. Their main purpose is to document road conditions, such as accidents or traffic violations, providing video evidence to avoid disputes. Standard models don’t record the interior, mainly to protect privacy. I recommend car owners choose reliable models with wide angles and strong night vision, usable both when parked and driving. Regularly check the memory card and clean the lens to prevent failure at critical moments. On the road, it’s like a little bodyguard, offering peace of mind, especially on highways or in traffic jams. Some worry about whether it records the car’s interior, but it generally focuses outside unless specially configured. Make it a habit to check daily if it’s working properly—this investment is worth it.

As a frequent road-tripper, my dash cam primarily functions to record the external view. The lens faces outward toward the front, capturing road condition changes. This is crucial for safety—like determining fault in accidents and reducing fraud risks. From personal experience, it once saved me from insurance claim hassles. While some premium models offer optional interior cameras, the core purpose remains exterior monitoring. Before driving, I always check device status to ensure sufficient power and proper storage. Choosing high-definition products ensures clear footage, and night vision capability shouldn’t be overlooked. Regular dust cleaning and video backups make maintenance simple. Safety first—this compact gear makes journeys smoother and more reliable.

A dashcam is designed to record the outside of the vehicle, with the lens facing the road ahead. It helps capture your driving process, such as verifying the cause of an accident. It generally doesn't involve recording inside the car unless it has specific configurations. I find it practical and easy to use. When choosing one, prioritize clarity and stability—features like wide-angle coverage and night mode are important. For daily maintenance, just wipe the lens and replace it with a larger memory card. It gives some peace of mind while driving, especially when dealing with unexpected road conditions.


