... base: E27/B22/E14 Optional Color Temperature: 2,700K/4,200K/6,400K /1,0000KAfter-sale service One year quality ... 3 3.5 Acceptable Digital electronic bridge FD2811C 2 4.0 Acceptable Electronic ballast tester UI3000 2 2.5 ... Flow: 1.Inserting 2.Wave soldering 3.Repair welding 4.Inspection 5.Fastening 6.Gluing 7.Assembling 8.Rejected product ... -bW b=9,13,15,18,20,23 HL1204-cW c=15,30 HL1205-dW d=18,20,23 ...