3 hour emergency operation with a viewing distance of up to 30m Plug and play automatic self-test module available as accessory (REMSTU) C/w running man with arrow facing up legend Left, right and down running man legend panels available (R8EML, R8EMR and R8EMD) Pressed steel housing with polystyrene diffuser LED replacement for T4 fluorescent emergency exit signs Suitable for use in offices, public buildings, hotels, bars & clubs, restaurants, schools, health centres, hospitals