Eco-friendly and Safety: No electricity required.These durable glow pebbles are made from Photoluminescent pigment + resin, non-toxic, tasteless, non-radioactive substance. The fine workmanship provides you smooth surface with no sharp edges
Easy Set Up: Luminous pebbles absorb enough sunlight or other artificial light during the day to glow up to 3-6 hours at night or any other dark environment
Versatile Fit: Light up the walkway, the pathway or the driveway. Use these glowing stones on a plain landscape, on the garden floor, in the swimming pool or even in the aquarium, etc
Outdoor&Indoor Use: Use multiple packs for larger areas.The pebbles are also safe for indoor use, but make sure to get enough sunlight for them to really glow once the lights go off
Lighting Principles: After being stimulated by sunlight, light and other visible light rays, the product absorbs and stores energy. It can glow spontaneously for a long time in darkness. The product absorbs light repeatedly and has a lifetime of more than 15 years.
SPECIFICATIONS:
Diameter: 0.8-1.2 inch / 2-3 cm,
Material: High Quality Resin, non-toxic and odorless, no radioactive substance.