Brightness (Lumens): ~1,000 lm for small units up to 30,000+ lm for high-wattage arraysSolar Panel Type: Monocrystalline (faster charging) or Polycrystalline (cost-effective), usually 5V to 15VBattery Type: Rechargeable Lithium-ion or Lithium Iron Phosphate (LiFePO4)Charging Time: 6 to 8 hours of direct sunlightWorking/Discharge Time: 10 to 20 hours (or dusk-to-dawn operation)Waterproof Rating: IP65 or IP66 (dustproof and protected against heavy rain)Color Temperature: 6500K (Daylight White)Control & Extras: Infrared remote control, dusk-to-dawn auto switch, and optional motion sensors or integrated CCTV cameras