These solar pole lights are virtually maintenance free. The only maintenance required is the occasional cleaning of the solar panels with a damp cloth. We take full responsibility for our products and customer dissatisfaction. If there are any quality issues with our lights or you are not satisfied with your purchase in our store, please contact us and we will process a refund or replacement.★ SpecificationsProduct name: solar column headlightProduct size: as the picture showsLight color: white lightingNeed a battery? YesDoes it include a battery? YesMaterial: stainless steel, glass★ Packing2 * solar post cap light