First scene UAV / drones

All kinds of traffic accidents happen every day, which is also one of the reasons for traffic jam.Police cars often cannot arrive at the scene of accidents as soon as possible because of the terrible traffic.
First scene UAV is usually loaded at the top of police cars.When confronted with traffic jam, the cars with it can get to the scenes where the accidents occur crossing crowded traffic.When the UAV arrives at the scene of accident, it can plunge into work immediately, command site traffic and take photos for evidence. If there are the wounded, it can provide the medical kit for emergency treatment.