Rubini Recessed Modular- 1200x300mm Recessed lay-in luminaire, extruded aluminium housing in white with 1 row of black baffles. Options: LE3 - Lithium Emergency LS3 - Lithium Selftest LA3 - Lithium Autotest S - Switch Dimming D - Digital Dimming (DSI) A - Digital Addressable Lighting Interface (DALI) C - Bi-Level Dimming (Corridor Function)* H - High Frequency Dimming (Analogue 1-10v) R44 - Daylight regulating and Occupancy Sensor RAS - Reacta Air Wireless occupancy and daylight dimming RLS - Reacta-Link Wireless Presence & Daylight Sensor RCS - Reacta-Control Wireless, Presence Other colour combinations are available: WW - White Housing / White Baffle WB - White Housing / Black Baffle BB- Black Housing / Black Baffle BW- Black Housing / White Baffle WC - White Housing / Copper Baffle BC - Black Housing / Copper Baffle