Replacement light for the SURF2 or SURF2x or SURF2xx. Has 3D printed thick black frame, and super thick black epoxy paint:
(video of larger Surf4x light but with same epoxy)
Also thick clear acrylic lens which will never crack. Filled with solid clear polyurethane to prevent any water from getting inside, so it complete submersible. Choose from:
4 LEDs for the SURF2, for water under 0.2 ppm phosphate.
6 LEDs for the SURF2x, for water under 0.5 ppm phosphate.
8 LEDs and two power supplies for the SURF2xx, for water with any level phosphate.
1 year warranty.