LED Bulb Light factory Description The Bulb Light uses aluminum-plastic coating material with a beautiful appearance and high safety. High light efficiency, up to 140lm/w. There are E27 and B22D lamp holders options. Lighting for long periods consumes only a few fractions of the energy. Feature Power efficiency: 140lm/w Power supply adopts high-efficiency non-isolation brand, the efficiency can reach 92% Milky white PC cover, the light is even and soft Large beam angle (219 degrees), soft light The high luminous efficiency of the brand LED chips Item No.ERS-7W-E27ERS-7W-B22 Power7W Input VoltageAC220~240V,50Hz Lumen Efficiency140lm/w CCT2700-6500K Beam Angle219掳 CRIRa>80 Power FactorPF>0.9 Power Supply Efficiency>85% Working Temp-20 ~ +45 degree centigrade Store Temp-30 ~ +65 degree centigrade MaterialAL+PC Product Size60*110mm Lamp BaseE27/B22D Lifespan25000H Application LED Bulb Light products have become the best solution for commercial lighting, factories, malls, hospitals, homes, villas, hotels, cafe shops, museums, etc. FAQ 1. How many models does the base of the bulb have? A: There are two models, E27 and B22. 2.How many wattages are there? A: Only 7W to choose. 3.What is the maximum lumen of a bulb lights? A: 140lm/w..LED Bulb Light factory website:http://www.ers-techs.com/residential-lighting/led-bulb-light/