Aqualuma LED Lighting Aqualuma 18 Tri-Series Gen 4 Underwater Light - Blue/White Free shipping for all orders over $50.00. 30 days returns. Sign up for great deals with Fishbrain Pro. Share Loading Facebook Like button... Aqualuma LED Lighting Aqualuma 18 Tri-Series Gen 4 Underwater Light - Blue/White Free shipping for all orders over $50.00. 30 days returns. Sign up for great deals with Fishbrain Pro. Share Loading Facebook Like button...