... .LED chip: Epistar 4.life span: >50000h 3W/4W Epistar Integrated E27/GU10 LED Bulb Item No: GY35ZMLED Lighting Source: one ... Epistar Integrated Chip (3W/4W)Housing Material: Aluminum Housing & DiffuserSize(mm): Ø ... .11kgLED Color: Red, Green, Blue, Yellow, White, etc Advantage of integrated LED chip 3W/4W Epistar Integrated E27/GU10 LED Bulb