This linear fitting is IP66 waterproof rating adopts innovative knob for quick installation easy for connecting power supply with quick terminal block no need to use tools and screws Adopts high brightness SMD2835 light sourceopimized optical design on diffuser and flickerfree driver which makes higher lumen output and light distribution even and soft no glare no flicker It can be with sensor dimming function Economic light solution for underground parking lots underground passage warehouses stair well long corridor tunnel and boat application Features Highgrade aluminum heatsink and antiUV PC housing IP66 waterproof rating and IK10 high intensity High transmittance88 PC diffuser 210lmW LED chip as the light sourceapproval by LM80 high efficencyflicker free driver Surface mountedhanging installation End cap knob type quick wiring terminal block for easy installation sensor dimming function with remote setting option Linkable connection functionoption Approved by CE ROHS SAA and CTick RCM 5 years warranty