This sliding design led linear luminaire is easy for installation, and this led linear luminaire adopts stainless steel base, so that the intensity of this led linear luminaire can achieve IK10. This led linear luminaire has high transmittance milky diffuser and high lumen out put SMD2835 LED chips, so that the luminous efficiency of this led linear luminaire can achieve 125lm/w. The safety hooks design of this led linear luminaire is more convenient and safe for installation. The clip-fixed backup battery design of this linear lighting fixture makes the maintenance and replacement more easier. And the emergencny function enable the linear lighting fixture to operate continuously for more than 3 hours in emergency situations. It's very practical. Lighting solutions service: Lighting and circuitry design, DIALux evo layout, Agi32 layout Model Number: ZL-NSBLP20-2FT-CS-3CCT Color Temperature(CCT): 3000/4000/6000K Input Voltage(V): AC 220V( �± 10%) Color Rendering Index(Ra): 80 Support Dimmer: Yes Lifespan (hours): 50000 Working Time (hours): 50000 Length: 2ft CCT: 3000/4000/6000K Beam angle: 120 Degree