Charged via their integral discreet solar panel these lights charge by day and shine like jewels in the night each light cycles through 4 colours emerald green sapphire blue purple amethyst and ruby red creating a stunning night time feature weather resistant with a stylish brushed stainless steel finish they are easy to install with no wiring required just push them into the ground alongside paths drives borders or patios for illumination what could be simpler like all solar products the