This is the Original Pole Connector for the Kokido Telsa 90 Rechargeable Pool Vacuum.
Function: This part connects the Telsa 90 main body to a standard telescopic pole (not included).
Design: This is the "Old Style" or Original version of the connector for earlier models of the Telsa 90.
Assembly: It is typically a grey component with a purple V-Clip, and comes with a spring.