【Extension cord function】It is an ideal choice for extending the length of deck lights,which can increase the area of lighting decoration and widen the distance between lights (the connection needs to be aligned with the arrow) 【IP67 Waterproof】IP67 waterproof,with waterproof cover design,good waterproof performance 【Easy to connect】Male and female waterproof wires are used,and the port at the connection is indicated by an arrow (the connection needs to be aligned with the arrow) 【High-quality material】Passed CE certification, good quality,low resistance,in line with safety standards,long service life 【Intimate service】If you have any product problems,you can contact us by email and we will do our best to solve it for you