WaitForSecondsRealtime

class in UnityEngine

Description

Suspends the coroutine execution for the given amount of seconds using unscaled time.

See WaitForSeconds if you wish to wait using scaled time.
WaitForSecondsRealtime can only be used with a yield statement in coroutines.

using UnityEngine;
using System.Collections;

public class WaitForSecondsExample : MonoBehaviour
{
    void Start()
    {
        StartCoroutine(Example());
    }

    IEnumerator Example()
    {
        print(Time.time);
        yield return new WaitForSecondsRealtime(5);
        print(Time.time);
    }
}