Answer :
Final answer:
Runway threshold lights consist of a pair of synchronized flashing lights on each side of the runway threshold.
Explanation:
The type of runway lights that consists of a pair of synchronized flashing lights, one on each side of the runway threshold, is Runway threshold lights. These lights help pilots identify the beginning of the runway and are typically white in color. They provide visual guidance and assist pilots in aligning their aircraft during takeoff and landing.