Easy maintenance--- the back side driver storage design and water link design make it easy to replace driver and easy open (no need screw to lock it) Ultra high lumen and lux---- 11922 luminaire lumen for 120W version Pole Fixture ---60 degree adjustable angle. Perfect lighting distributionwith 60 beam. more uniform lighting to reduce dark area. LED driver--- Meanwell drivers in one unit. IP67 waterproof power supply ,together with waterproof connector, which is very easy to replacement . Dimming---Meanwell dimming system. DC dimming. 0-10V/1-10V/PWM available. LED chip---Original CREE LED 3535 : Compact-size light source, High-lumen density. Project-illumination level LED chip. 30 WATT:SIZE:478MM*320MM*93.6MM