If yes, then you'd need 1 of our 2 light harnesses, not 2 of our single light harnesses. We don't want to have to increase the price of all our lights to cover including a wiring harness in every light, and we don't want you to have to pay more for something you don't need.
By far the most common cause of this type of pain, especially if it is occurring in both eye, is simply strain of the eye muscles. This is especially common in people who work at a computer screen all day or perform other task that require careful use of their eyes.
7 Causes for Eye Twitching. Fatigue. Another reason for twitching eyes may be a lack of sleep or fatigue resulting from it. Fatigue resulting from physical exertion or inadequate sleep can both cause the eye to twitch. Just as fatigue has the potential to affect other muscles in the body, it can do the same to muscles of the eyelid as well.