Book is the new highly-flexible architectural floodlight fitted with the SLED modular system, patented by Castaldi Lighting. Suitable both for indoor (IP20 version) and outdoor (IP65 version) applications, it can be installed on walls or ceilings. Only 27 mm thick, it consists of a lower compartment housing the electrical components and an upper compartment with SLED light sources. This can be aimed by 90° and turned front to back to direct the light beam according to requirements. BOOK fits all the lighting beams of the SLED modular system, ensuring high performance suitable for every context. Energy consumption is optimised to reduce environmental impact.