The new & waterproof lampholder---------It’s a special design for Europe market that has been passed CE & GS approval, The main advantage as below: 1) be apply to automatic produce; 2) solid injection molding that avoid LED to anti-static infection, 3) save product cost (For example: compare with 100L LEDs traditional light string , this new LED lampholder can be save the cost of 15%~18%)