IDENTIFY SPA LIGHT - To make sure you are purchasing the correct replacement light fixture you may have to look at the light information on the backside of the old light fixture. This will involve removing the old light fixture out of the niche in the Spa wall. Generally this information includes the model #, the watts, and the volts. The manufacturer's name is often pressed into the lens. For information on removing a light fixture see How To Identify a Replacement Pool Bulb / Light
. You may want to drain the spa water into the pool to get to the light fixture more easily.