The police law enforcement recorder integrates the functions of digital camera and digital camera. It can digitally record the dynamic and static site conditions in the process of law enforcement. It can timely collect and repair evidence in the process of law enforcement to ensure the safety of law enforcement personnel and relevant personnel. Rights and interests play an important role.

（1） Standardize police law enforcement. The law enforcement recorder has the functions of digital photography, video recording, recording, etc. It can truthfully record the words and deeds of the police in law enforcement and the whole law enforcement process. It can be said that in law enforcement, as long as the law enforcement recorder is turned on, the police will timely record whether the police enforce the law in accordance with procedures, civilized norms, transparency and justice. Clear performance can effectively warn the police on duty in strict, fair, standardized, rational and peaceful law enforcement, and prevent the police from lax, unfair, uncivilized and nonstandard law enforcement in the process of law enforcement. Law enforcement. Improve the level of police law enforcement and effectively prevent the occurrence of police violations of law and discipline.

（2） Safeguard the legitimate rights and interests of the police. The police are at the forefront of law enforcement. In the process of law enforcement, the masses often do not cooperate with the investigation and do not accept the punishment of the police. Some people are arrogant and refuse to cooperate. After being punished, some criminals were dissatisfied and made false and malicious complaints through the Internet, complaint telephone, news media and other channels. The law enforcement recorder can restore the real situation of the illegal scene, objectively and fairly reflect the afterwards illegal scene video, prevent malicious complaints to the greatest extent, and effectively protect the legitimate rights and interests of the police.

（3） Reduce the pressure on the police to obtain evidence. After some incidents, the two sides went to the police station to talk and collect evidence. Because both sides adhere to their own opinions, it is often said that "public ownership is reasonable, and mother-in-law is reasonable". Reproducing the situation of law enforcement on duty, restoring the truth and forming the deterrent force of hard truth can effectively reduce the proportion of manual evidence collection of case handlers and reduce industrial injuries caused by manual working hours. Secondly, law enforcement recorders provide faster on-site evidence collection, provide intuitive, true and fair on-site video and audio evidence for cases, and avoid the instability and inconsistency of personnel evidence collection, Achieve the effect of synchronous execution and process record.

（4） Deter people from committing crimes. In the process of law enforcement, police officers often encounter onlookers, and even people who do not know the truth or social comrades unreasonably interfere with and obstruct law enforcement. If the police use the law enforcement recorder normally and inform the onlookers or violators in advance, they will be aware of their every move, every word and deed will be recorded, directly reducing bad behavior.