A very slim, square functional LED luminaire. DALI dimmable LED driver with 3-hour emergency light function and self-test / DALI addressable testing. Body: polycarbonate. Diffuser: opal polycarbonate. Class II electrical, IP65, IK10. Complete with 4000K LED. Suitable for direct mounting to wall or ceiling. Loop-in, loop-out is possible for cables up to 2.5mm². BESA compatible. Dimensions: 277 x 277 x 58 mm Luminaire luminous flux: 1000 lm Luminaire efficacy: 120 lm/W Weight: 1.22 kg Self-contained emergency luminaires rely on long-lasting batteries. This product's high-tech lithium iron phosphate battery is robust and comes with a three-year guarantee (applicable subject to the terms and conditions of and to the extent as set forth in the manufacturer's guarantee on Thorn products, which shall be applicable analogously and which is available under http://www.thornlighting.com/en/products/5-year-guarantee/5-year-warranty/terms-of-guarantee_en.pdf. The battery guarantee shall not come into effect if the product has been installed later than three(3) months after delivery EXW (Incoterms 2010))