The color can be switched between white light and yellow lightSOLAR POWERED - Save energy, save money, save the planet. charge during the day and turn on automatically at night. 6-8 hours of battery life each night.CORDLESS - Avoid the cost and headache of hiring an electrician or contractor to run dangerous wires outside. Each lamp is cordless and completely self-contained.ONE SIZE FITS ALL - Wooden posts come in all shapes and sizes. Our single base looks lovely on any 4-6 inch square or round wooden post.The lighting time of the solar post lights varies with the time and intensity of the 's light.type: Bcolour: blackMaterial: PlasticSize: 10.5 x 10.5 x 10.2cmPackage Contents:1 x solar lightOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.