EggLite 20-Watt Complete w/ 60 watt transformer
The 20-watt all purpose EggLite is a compact flood light that must be used underwater and is suitable for fresh, salt or chlorinated water, making it extremely versatile.
The 20-watt complete EggLite includes:

20-watt EggLite
Mounting stand
Clear front lens cover
4 color dichroic lens set
Magnetic base with stainless steel screw and nut
Up to three 20-watt EggLites can be run in series using their standard 60-watt transformer