With the growing popularity of private cars, and many messy traffic phenomenon also will be derived. Rear-end, rubs and other traffic incidents hard evidence, the case Pengci party is "dumb suffer in silence, one hundred resigned fair hearing." But facing the sort of messy traffic environment is also a way to be able to dispose of, and that was in the car since a tachograph device, so that the vehicle can travel all the processes are taking pictures down, so tachograph can also be termed for Car DV camcorder. But it is more powerful than the average DV camera function, not just faced with fluctuations in the process of vehicle travel, and also to ensure that pictures come out clear video effect does not shake, so it's caliber performance results. Many reason for doubt is not a necessary tachograph device that can be useful is because he does not fully understand what are the tachograph important function. Following small to analyze for our analysis, the private car is not necessary means tachograph. 1, anti Pengci: Since it is a private car, so inevitably will go to many people and cars in the downtown area. Many owners have such trust and understand, after the vehicle a travel to downtown, it is necessary to be careful but be careful, as it can be with the road accidentally on bicycles, motorcycles and other vehicles rub hit, if one does not Carefully then run into a "Pengci", just nearby and no monitoring, then how to do? At the moment it is only useful basis proposed, competence prove themselves white, simply remove the tachograph video camera, Trust " Pengci Party "will dingy escape, do not need to argue. 2. Traffic Forensics: rush hour congestion on the road after midnight, on many rookie drivers, changing lanes that is a technology live. If the division took place at the height of the rear-end collision or traffic incidents, then dispose of it would have to pay attention to a "fast", otherwise it will cause traffic congestion or staying behind. If the traffic police rushed to the scene but could not, so at the moment tachograph we will be able to help save the video at the time of the incident, to facilitate the segregation of duties incident. 3, travel pictures: If traveling by car is a favorite brother, will also love the scenery record, just if they can not find a suitable device, tachograph will be your best choice. Today, many have done tachograph 1080P HD, so the camera will not be out of action a little difference of professional cameras and tachograph is directly fixed to the car, so it is the province since a camera in his hand trouble. 4, the standard travel: Today almost 80% of the owners will pick means tachograph, so on many car owners, no matter what the hours are not free to travel illegally, due to a violation since it will be very capable of wanton around a tachograph car on camera down. Such action can be prolonged restraint standard road, traffic hit and run case will also be greatly reduced. Currently on the market a high-definition tachograph over a few hundred dollars to a thousand dollars, a tachograph also be able to use for many years. And on many private owners, compared to thousands of monthly fuel costs a few hundred dollars is not what it should be up. About this way both can do a DV camcorder to use, but also can be used as evidence of the instrument tachograph, personally feel is still very necessary to install a station. Branch culvert is easy to think of Shenzhen Science and Technology Co., Ltd's own high-end brands. The company is a national high-tech enterprise, Shenzhen High-Tech Enterprise, is the tachograph strongest industry research and development, production of the largest manufacturers, has a powerful R & D strength, professional production capabilities, excellent management team, sales and service team, 10 years at home and abroad more than 100 major brands designated OEM manufacturers and sole supplier. The company has been insisting since the establishment of overseas exhibitions, such as the Hong Kong Electronics Fair, IFA show in Germany, the United States at CES, CEBIT exhibition in Germany and other large-scale exhibition, walking in the forefront of the market. By the end of 2012, the company's high-end tachograph independent brand "Branch culvert KEHAN" began to enter the domestic market, and settled Lynx, Jingdong, Amazon, Suning and other mainstream business platform in 2014 to provide consumers with high-quality Seiko domestic product, shortening distance from the end user, to design a better product experience and create more favorable conditions. The company also has its own design team to ensure that every product offered on the market are unique in design and has a national design patents.