The outer shell is make of to accidental damage, while the internal metal components provide stable current conduction and are suitable for long-term use Easy of lighting brightness to create an ideal atmospheres Whether it ' s soft dinner lighting or party lighting effects, they can be quickly adjusted through a dimmer Easy installation: Not need for professional tools, quickly complete the installation Even users who are new to electronic devices can complete the setup within a few minutes Widely used in homes decoration, holiday celebrations, commercial displays, and other occasions to add color and atmospheres to the environment Suitable for various LED lights, providing two or four option with eight functions to meet different needs