Engineered for long-lasting performance, this 3000W unit features a premium, large-capacity lithium-ion battery. The smart power management system maximizes charge retention, allowing the street light to provide continuous illumination from dusk till dawn for up to 3 nights on a single charge. Never worry about power outages or dark nights. Paired with a high-efficiency photovoltaic panel, this light guarantees maximum reliability and sustained, powerful 3000W lighting wherever you need it.