This light is suitable for marking along drive and garden paths, terrace and porches. This light is carried out with back-up battery, which ensures the light to burn 6 hours guaranteed every night. Summer and winter, always This ecologically friendly solar light requires no household current to operate but gathers the energy directly from the sun. Therefore especially suitable for use in remote areas and provides sufficient light to mark entrances, accent walkways & steps an Please remember that stainless steel is not a maintenance free product and that you need to clean the lights every 6 months to prevent discolouration.