The spa light is visible through the light lens, located in the bench seat of the spa.
Turning the light dial located on the control panel controls the light intensity and activation.
71833 Light Lens Retro Kit Grey is for the following models:
| Make | Model | Date Range |
| Hot Spring | Grandee | 1996-1999 |
| Hot Spring | Jetsetter | 1996 |
| Hot Spring | Prodigy | 1996-1999 |
| Hot Spring | Sovereign | 1996 |
| Hot Spring | Highlife | 1996 |
| Hot Spring | Classic | 1996 |
| Hot Spring | Sovereign IH 200v | 1996 |
| Hot Spring | Classic FH 220v | 1996 |
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