... 3 years warranty Product Specification Lighting source High power led /SMDInput voltage AC85-265V, 50/60HzPower supply Internal ... which helps heat dissipation.6 Professional thermal management of LED light bulbs. Use glass lens with high light transmission rate ... , hotel, restaurant, school, station, warehouse, park .3. e27 LED bulb, decorative lighting (desk lamp, closet, down light source, pendant ...