This free standing luminaire is up &down panel design. Alternatives available are: professional version and intelligent version with Casambi dimming.Professional version could be 0-10V dim, PIR sensor and daylight sensor, with/ without USB version for option. Intelligent version is smart dim by Casambi. 120 degree beam angle and UGR<16 could provide uniform lighting performance. Optics with UGR<16 and high lumen up to 12,000lm.