"Early Warning of Safety Protection in Traffic Accident Sitesystem” That is, the accident prevention and intrusion alarm system RT-SG03 is a new type of special safety protection equipment for road traffic accident scene.。"Traffic accident scene early warningsystem” In conjunction with road cone barrel, the "early warning system" is in use.Automatic establishment of a wireless digital protection network at the scene of the accident, which is installed on the cone barrel of the road"Early warning systemFront end” Red flash warns vehicles against traffic ban. When a driving vehicle accidentally intrudes into the warning area of the accident scene and knocks down the road cone, the sceneAllThe front-end of early warning system transmits alarm signals through wireless digital network to the scene.Personnel wearingOn the "portable alarm", the "portable alarm" sings the alarm in unison, warning the field staff to avoid intruding vehicles in time.At Vehicle SpeedAccording to the distance of the warning line, the warning time of 6-15S can be generally provided in the calculation of 100 km/h.