What lights should be turned on when a vehicle enters a roundabout?

[LillianDella]

Before entering a roundabout, the vehicle should turn on the right turn signal to indicate. When exiting the roundabout, the right turn signal should be turned on again. The following are relevant introductions and precautions about roundabouts: Introduction to roundabouts: Roundabouts are usually located at cross intersections with heavy traffic and many incoming and outgoing vehicles. For driving safety, it is necessary to alert passing vehicles to pay attention to safe avoidance. For example, before entering a roundabout, vehicles should turn on the right turn signal to indicate, and all vehicles driving within the roundabout are preparing to exit. Precautions: Before preparing to exit, vehicles should turn on the right turn signal in advance to alert other vehicles to pay attention to avoidance, as turning to exit requires appropriately reducing the driving speed. Turning on the turn signal is to alert the following vehicles to slow down and avoid.