Lonyung 4ft T8 LED Light Tube CE- approved & DLC-qualified 18 W (36 W Florescent Replacement) Non -Dimmable, Soft white ,2700-3000K Non dimmable, 18 W standard shape 4ft T8 Led tube light ,Soft white 2700-3000K Energy saving,replace 36W fluorescent tubes by 18W LED. Bright consistent light (90 Lumen Per Watt) ,works from AC : 100-277V Lifespan : 50,000 hours . They maintain the brightness throughout their life, making them more reliable and economical Energy efficient, instant on ,no heat, no flickering or buzzing. CE- approved & DLC-qualified These lights are also durable thanks to the hight quality PC coverhence making them less fragile . Please contact us with good solution,if the product is defective