1. Aqua Part is made of ABS Materials. 2. Revolving Cap is made of Plastics. 3. Base of Lamp is made of Plastic. 4. Two Braces are made of Copper pipe, with spraying the silver color or milk white color. 5. Powered by the USB Port, or AD Adaptor Supplier.-(5V Input). 6. with 17 LED Lamps.