Amenity Decorative Halo LED - IP40, IK08 Circular surface mounted luminaire, with soft halo effect, white polycarbonate bulkhead, opal polycarbonate diffuser available with various decorative rings. Options: LE3 - Lithium Emergency (238 lumens) LS3 - Lithium Selftest LA3 - Lithium Autotest A - Digital Addressable Lighting Interface (DALI) C - Bi-Level Dimming (Corridor Function)* S - Switch Dimming D - Digital Dimming (DSI) R25E - Reacta 25, On / Off High Frequency R25C - Reacta 25, Corridor Mode* R25W - Reacta-Wave Wireless sensor DALI R25WE - Reacta-Wave Wireless sensor On/Off *Bi-Level Dimming. Will only dim the luminaire to 10% during absence and brightout, it will not turn the luminaire off. AMED SRB - Amenity semi recessing kit (330mm cut out) AMED AWR - Amenity decorative angled white ring AMED ACR - Amenity decorative angled chrome ring AMED ABR - Amenity decorative angled brass ring NL - Night Light (not available with Emergency version)