This sliding design stair well LED Batten lights is easy for installation, and this stair well LED Batten light adopts stainless steel base, so that the intensity of this led linear fixture can achieve IK10. This linear fixture has high transmittance milky diffuser and high lumen out put SMD2835 LED chips, so that the luminous efficiency of this linear lighting fixture can achieve 110lm/w. The safety hooks design of this Linear LED Light linear fixture is more convenient and safe for installation. The clip-fixed backup battery design of this Linear LED Light Fixture makes the maintenance and replacement more easier. And the emergencny function enable the Linear LED Light 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-CES Color Temperature(CCT): 3000K Input Voltage(V): AC200-240V Color Rendering Index(Ra): 80 Support Dimmer: Yes Lifespan (hours): 50000 Working Time (hours): 50000 Length: 2ft CCT: 3000K Beam angle: 120 Degree