Set of 8 Solar Round Garden Walkway Stake Lights Black The sun provides all the power required via a built-in photocell that provides 8 hours of automatic dusk-to-dawn illumination No wiring or complex timers needed Weatherproof polypropylene construction Includes rechargeable NiCd AA 600 mAh 1.2V battery 15-1?3"Hx4-1?2"D