Solid white background with red, bright yellow and black imprint. On the left is an exclamation mark inside a yellow warning triangle. Below the text reads, “Out of order”. On the other side, a hand pressing a button is illustrated inside a circle struck through. Underneath, “Do not touch unless authorised” is printed. 

High-quality, rigid plastic. Made in the UK by Jalite. Photoluminescent, glow-in-the-dark coating. 

Measures 100mm x 150mm. Affix to most surfaces using double-sided tape, sticky pads, no-nails or other common adhesives.