... .)x20mm. 4,Aluminum shell. 5,3 years warranty. Item:LED panel light seriesPower:12WInput voltage:AC100-240VSize:Φ180x20mmOpening size:Φ165mmMaterial:Aluminum ... LED.4,Stable and durable.Long lifespan,5,We use LCD backlight technology and high efficient led chip and special thermal ... ,office,school,hospital or other lighting places.Detail images:Led panel series: Application: