... .Technology:Advanced equipment and Self-development team Hangzhou Liangliang Electronic Lighting Co.,Ltd Company Profile Related Products SpecificationCertificate: CE,GS,Rohs,CB,SASO ... & HL1202-aW a=5,7,11,13,15 HL1203-bW b=9,13,15,18,20,23 HL1204-cW c=15 ...