These are not black bulbs, they are colored purple. They don't work with glowing fish, they don't make anything glow. Very weak light only.
Flexi Lighting System Size Black
11 Review
Filter AQUAEL Ultramax 2000
17 Review
Transform Your Room Into A Virtual Ocean With Lightahead'S Artificial Tropical Fish Dolphin Aquarium Lamp (Marine Life B)
12 Review
Aquarium set 6.8 l (filter, cover, lighting) Tetra Cascade Globe white
24 Review
Vacuum cleaner TEQQO Aquastick 3 in 1 Power, grey/turquoise
26 Review
Greenpro Micranthemum Monte Carlo: Live Large Pearl Grass Aquatic Plant In Tissue Culture Cup For Freshwater Fish Tanks And Aquariums
49 Review
Mini pump Xiaomi Mijia Electric Pump 1S, plastic, black
55 Review
Efficient 2-In-1 Magnetic Fish Tank Cleaner With Non-Slip Design And Scratch-Free Blades
37 Review