Application: family,Website:http://www.topololighting.com, shopping mall, hotel, restaurant, shop Windows, exhibition hall,reading room etc.Save Both Energy and Money 1.Reduces energy consumption up to 80%, Average lifespan is 40 times longer than other, Saving money up to 90% than other; Certificate: UL/cUL,DLC, LM79,LM80,Lighting Facts.Features 1.Light source characterization: Using 2835 LEDs, 90lm/W, CRI>80, low light decay, the light attenuation is less than 5% based on 6000 hours constant ageing testing, the luminous flux is greater than 90%,no glare, high uniformity; 2.Led Driver characterization:Instantaneous start, Input Voltage:100-277Vac Input frequency:60HZ, Power Factor>0.9, THD<20,high power efficiency, safe and reliable.Precautions:Product is for indoor use only, avoid magnetic, high voltage, lightning and other environmental etc;Firmly installation, correct wire connection Product only running under the rated input voltage.Turn off the power supply before connecting wires.If there have any question about installation, please consulting with professional electrician.Professional installation must have valid certificates.Other questions, please confirm with Zenith.Prevent grease, water or other liquid from coming in contact with the lamp; This lamp should not be dismantled or modified in any way.ModelVoltagePowerSizeCRIPFLuminous(LM)Material3000K4000K6000KTSL-PLES11-20Ac110-240V20WL300*W300*H11>80>0.95140014501600AluminiumTSL-PLES21-2222WL600*W300*H11132014301540TSL-PLE41-3636WL1200*W300*H11223223402520TSL-PLES22-3636WL600*W600*H11306032403420TSL-PLES22-4040WL600*W600*H11340036003800TSL-PLES22-4545WL600*W600*H11382540504275TSL-PLES42-7272WL1200*W600*H11648064906800