... LSP-600-40W option1: 10SX4P 30-34Vdc and 1200mA; 2. LED driver:40W, output voltage: 30-36vdc and 1200mA(10Sx4P type ... , red, blue, yellow, green6. Viewing Angle: 120deg7.COB frame: high purity copper COB base8: CRI: 70-95Ra are available 9. Certification ... 1.2mil AuStents material copper baseNet weight 42g 50W COB LED: lsp-520-40W COB LED Guangzhou international lighting exhibition 9-12th, June, 2012 ...