2.5" Peel & Stick Glow Letters

AGT™'s high performance peel & stick glowing letters are made of high quality rigid glow plastic board with an industrial grade 3M adhesive backing. They feature the brightest and longest glow technically possible. In darkness, these glowing sign letter will continue to be visible for well over 12 hours. These products do not require batteries or electricity to glow – just an hour of daylight. Perfect for use for address letters on cottages, mailboxes as well as boats and docks, etc. Size: 2.5" x 1.5" ( 6cm x 4cm) Daytime Color: Yellow & Black Night Time Glow Color: Safety Green Glow Duration: 10+ hours Charge Time: 15min Exposure to Sunlight Glow Life Expectancy: 10+ years Industrial-Grade 3M Adhesive Backing 100% Non-Toxic 100% Non-Radioactive NO Batteries NO Electricity For optimal glow, try to use in low-light environments where there are no other competing light sources like street lights as they may decrease overall glow intensity.