self luminous exit signs, non electric signs, no power exit signs, self illuminating exit sign, tritium exit signs, atomic exit signs, glow in the dark exit lights, green no power exit –
THOMAS & BETTS. LS1WS 120-347VAC LS Series Single Face Universal Mounting Steel Pictogram Exit Sign (Self-Powered), White
Cooper Lighting APC7R Self Powered Combination Exit Sign With LED Heads (2) LED White Housing Red Letter Sure-Lites - Commercial Lighted Exit Signs - Amazon.com