Doesn't the police car turn off when it's on duty?

According to the query encyclopedia, the warning light is required to flash and cannot be turned off. According to the relevant provisions of the Traffic Police Law Enforcement Specification, if it is necessary to set up duty points on ordinary roads, luminous or reflective warning signs, warning lights, deceleration warning signs and reflective cones should be continuously placed 200M, 100M and 50M away from the duty points. When performing official duties, the police car needs to be temporarily parked or parked.