1.Produce spot led 2.Light base.Mr16,E27,Gu10 3.input voltage:12v 4 ... 3)Input voltage:220v,110,12V AC/DC4)lamp base:MR16,GU10,E275)Viewing angle: 36°,45°or50 ... ,2800-3500K-about 220LM7)Color temperature:2800K~7000K 8)Light color: warm white, Natural white, cool white9)Working ... , office work station 3. Back lighting, step lighting, light boxes 4. Merchandising, exhibition stands, and panels 4w spot ...