1.aluminum and lens 2.high lumen output 3.led cob light 4.CE&ROHS 5.comply europe standard 13201 Technical specification 1. ... driver5. rotation design MODEL CS4CL/30 BRAND Conssin TYPE - W 30w V 220v cd - K 2700,3800,4500k Ra >70 ... in 2006Devoted to LED lighting reasearch, production, sales, technical support and sales service4000 sqm factory areaISO9001:2000, CE, RoHS approved.Established long-term ...