These signs require a minimum level of ambient light (usually 5 foot-candles) to stay "charged". 3. Tritium Self-Luminous Signs (Zero Power Required) Photoluminescent Exit Signs - Exit Light Co.
Often called "glow-in-the-dark" signs, these require no electricity or batteries. They absorb ambient light and re-emit it in the dark. They are ideal for projects aiming for LEED certification or for locations where running electrical conduit is difficult. where to buy exit signs
Specialists like The Exit Light Co. and Emergency Lights Co. offer a wide range of red and green LED models. High-volume multipacks (useful for large buildings) are frequently available at Amazon Key Product: The Amico LED Red Exit Sign These signs require a minimum level of ambient