"Warning - Premises Protected by 24 Hour Audio and Video Surveillance" Label by SmartSign | 7" x 5" 3M Reflective Decal 3M AUTHORIZED. Made from Certified 3M components: inks, laminate and films. 3M Engineer Grade reflective labels shine brilliantly at night. DURABLE VINYL. Conformable vinyl has 7-year outdoor life and aggressive adhesive backing. LAMINATED. UV-resistant, weatherproof overlaminate protects the label from moisture, solvents, chemicals, abrasion and fading. PROFESSIONAL DESIGN. Professional designs show that you care about security. Amateurish labels too often meant that trespassers, solicitors and, even, thieves ignore your warning. INSTALLATION. Labels stick to flat or curved surfaces and can be used indoors or outdoors.