Avery 1 Roll of Time-Expiring Self-Adhesive Badge Dots – 1 Roll (1000 Dots) 4852E-THR

• Turn Any Badge into a Temporary Badge with VOID Expiry Technology
• Includes 1000 time-expiring dots (22mm diameter) – easily stick onto any existing badge.
• Professional and visible expiry alert – the badge turns pink with the word "VOID" clearly displayed after 4 to 6 hours.
• Patented Avery technology – each red dot contains special ink. When covered with the white adhesive dot, the ink is activated and gradually migrates to the surface, visibly displaying "VOID" to indicate expiry.
• Simple, effective security – a fast and reliable solution to reinforce access control in offices, schools, events or public areas.

These temporary time-expiring badges are designed to assist access control points by clearly indicating when a visitor’s authorisation has expired. Simply apply them over your existing visitor badges to activate a double-layer system. After 4 to 6 hours, the badge changes colour to bright pink and displays the word 'VOID', providing a clear visual alert that access has expired. A quick and reliable solution for monitoring visitor activity in offices, schools, and other public spaces.