Brady's Glow-in-the-Dark tape glows for 10 hours in darkness. Brady's Glow-in-the-Dark tape has a high-intensity glow with extended illumoination. Glows brighter and longer than B-582 tape. Brady B-526 BradyGlo High Intensity laminate is a glow-in-the-dark (photoluminescent) polyester film coated with an aggressive pressure sensitive adhesive for use in the GlobalMark Industrial Label Maker, BBP31Sign and Label Printer and the PowerMark Sign and Label Maker. Brady B-526 BradyGlo High Intensity laminate is designed to provide high adhesion and luminance for egress marking in low light areas in and along stairwells of public buildings, exit and directional signs, identification of fire alarms and extinguishers, low location egress pathway markings, and directional systems for escape or evacuation routes. Complies with all indoor use requirements specified in RS 6-1 and 6-1A of New York Local Law 26 including photoluminescence, washability, flammability, toxic gas generation, and radioactivity. Approved Model Numbers Accepted For Use, City of New York, Department of Buildings: MEA No. 467-06-M UV: 46-9-7 Lloyd's Register SAS F050294.p Inherent Properties: Brady B-526 is a non-toxic, non-radioactive, explosion safe (does not generate energy to induce explosions) material allowing for safe and effective egress marking. Illumination: 21.6 lux (2 foot-candles) for 2 hours with a 4100K cool white fluorescent lamp. Luminance (after illumination): 10 minutes >37 mcd/m2, 60 minutes >8 mcd/m2, 90 minutes >5 mcd/m2 Minimum Application Temperature: 50 degree F (10 degree C). Service Temperature: -40 degree F to 140 degree F (-40 degree C to 60 degree C).