5" Glow Numbers

High performance Glow Numbers Size: 5" (13 cm) Daytime Color: Off-White Night Time Glow Color: Emerald Green / Sky Blue Glow Duration: 10+ hours Charge Time: 15 min. Exposure to Sunlight Glow Life Expectancy: 10+ years Industrial-Grade 3M Adhesive Backing 100% non-toxic 100% non-radioactive NO batteries NO electricity Work best in environments where there are no other competing light sources like street lights etc.