1, High quality SMD LEDs applied. 2, Beam angle: 15-60. 3, Power factor: 0.95. Features:1.Energy-efficient:Save 80% energy more than incandescent lamp.2.Environmentally friendly:No any mercury and radiation like ultraviolet radiation and infrared.3.Quick response,no strobe,no buzzing noise,instant soft start,and low heat.4.High shock/vibration resistant.5.Customized products are available ...