STAINLESS STEEL CONSTRUCTION - Made from durable Stainless Steel for long lasting durabilityEASY TO INSTALL - No wiring OR Additional wiring needed simple installation around the garden or wherever you wantSOLAR POWERED - Powered by Solar, the lights stay recharged thanks to it's stored AAA Ni-MH battery (included)SUPER BRIGHT LED - Super bright long life colour changing LED bulbsSIZE - Diameter of light: 8.5cm, Diameter of hole required to install light in decking: 6.5cm