40W LED Tube light Base :E13 Voltage :AC 85-265V] LED: SMD3528 (Epistar) No stroboflash , ... ,000hours under narmal use ,especially for office lighting .4.Optimized light extraction system delivery high lumens.5.No RF interference ,Lead ... of narmal fluorescent tube.9.NO flash ,AC driving ,stable light ,protect eyes.10.Good color Vision, color temperature can be ...