Green underwater LED light. Screws into drain plug on your boat.

1PC Only 27W White Light LED Boat Light

Wake Star LED Boat Drain Plug ONLY - Boating Accessories

Marine Sport Lighting® MS-27W-DP-G - Green 1500 lm Drain Plug Thru-Hull Underwater LED Light

9x3 Watt LEDs – Aluminum Alloy Drain Plug Boat Light, Green —

LED Drain Plug Light, Drain Plug & Puck lights

How to install a small drain plug light

Hydro Aurora 2.0- 1/2″ Garboard 120 Watt Led Boat Drain Plug 13,000 Lumen Black Finish – Direct Igniter

Green Blob Outdoors Pimp My Pontoon Ultra-Violet UV LED Boat Deck Lighting Kit with Bonus Red & Green Navigation Lights DIY Pontoon Under Deck

Marine City Under Water Green LED Light Waterproof Brass Drain Plug with Base Bronze Screw Drain Plug 1 inch Hole Fishing Under

Underwater LED Boat Drain Plug Light – Hard Wire, 1/2″ Thread

Marine Sport Underwater Drain Plug LED Lights - Archway Marine

HYDRO AURORA 2.0 1/2 LED'S 1/2″ GARBOARD LED BOAT DRAIN PLUG