Shiny Stone Glow in The Dark Aquarium Gravel Sand, Sky Blue, 3-5mm

Shiny Stone Glow in The Dark Aquarium Gravel Sand, Sky Blue, 3-5mm

• Initial Charging Instructions: When you receive the parcel please kindly put all the gravels in the sun for about half an hour to make them charge fully for the first time use, then you can watch in the dark, they will glow brightly. They will last the glowing for about 2-3 hours in the fully dark space. They can charge and glow repeatedly
• Continuous Glow Option: If you want it to glow all the time in the dark indoor or outdoor please install a LED UV black light above them
• Versatile Applications: Can be applied to indoor and outdoor flooring, to make the terrazzo, to decorate pool, bar, vase, fish tank and Aquarium. Can also be used to decorate the garden flower pots, to mark paths and walk way or as a border for plant beds or ponds
• Package Contents: It varies in size and includes about 280g in one PVC jar
• Safety Certified: EN71 approved: non-toxic, non-radioactive and completely harmless to aquatic life
• Glow in the Dark Technology: Decorative luminous gravel absorbs sunlight during the day and automatically gives off light in the dark place, creating a magical glowing effect for your space
• Durable and Reusable Material: With fine workmanship and light weight construction, these stones can be used and charged repeatedly for long-lasting decorative use in various settings