HOW IT WORKS - The glow stone will absorbs and stores light, then they give off light in the darkness, with several hours of bright glow and then gradually dim away. The process will repeat for many years.
BRIGHT ROCKS - these tank rocks have very beautiful and brilliant colors. Can be used as an excellent decoration during the day, You can appreciate their brightness and colorfulness.
BETTER GLOWING EFFECT - Whether you want to illuminate a fish tank or illuminate an outdoor courtyard, these pebbles can ensure the glow you want, bringing your ample light.
MULTIFUNCTIONAL TANK DECORATION - these luminous stones can be perfectly applied to fish tanks, aquarium, plant pots, glass vases, bonsai, edging, yard roads, walkway and more.
SAFETY AQUARIUM ROCKS - made of polystyrene resin, non-toxic and no any radioactive elements, will not cause health effects to animals.These are 300 small stones, about 0.55 inches long & 0.45 pounds weight.
