... UL,ROSH Short delivery timeSontec introduce new energy-saving 3w led bulb to replace tradtional 20w incandecsent bulb in your ... 4,Operating voltage: AC85-265V. 5, LED Qty: 3pcsX1WLED 6,Lighting source: High power led. 7,Color temperature: White: 4100K, Warm White:3000K ... . 2,Suitable for spot light in art display, museum jewelry counter. 3,Window display in fashion shop, fashion show, notebook PC ...