stair well LED Batten lights with innovative knob for quick installation and maintenance; The end cover of the stair well led linear lights with quick connected terminal block, is easy for wiring; The lighting source of the Triproof Batten lights adopts SMD2835 chips can achieve a high lumen out put; The transmittance of this Triproof Batten lights high up to 88%, can achieve a high luminous efficiency; The waterproof rating of this type of triproof LED Batten lights is IP66, and it adopts high-grade aluminum heat sink and anti-UV PC housing, it's more durable. Lamp Luminous Efficiency(lm/w): 100 Warranty(Year): 3-Year Application: Warehouse, Other attributes Lighting solutions service: Lighting and circuitry design, DIALux evo layout, auto CAD layout Model Number: ZL-KSBLP36-4FT-CN Color Temperature(CCT): 3000K/5000K Input Voltage(V): AC 200-240V Color Rendering Index(Ra): 80 Support Dimmer: NO Lifespan (hours): 56000 Working Time (hours): 56000 IP Rate: IP66 Material: PC + PC Length: 4ft