Key Product Highlights 85,000 LM Ultra-Bright Output: Powered by 144 high-efficiency SMD 5054 LED chips, casting uniform daylight illumination across 4,500 sq. ft. without flickering or dark spots. Upgraded Dual Solar Panel Tech: Features a 6V 50W dual-panel design that boosts sunlight absorption by over 42%, fully recharging the system in just 4 to 6 hours. Heavy-Duty 42,000mAh Battery: Equipped with an expanded 3.2V LiFePO4 battery pack (32700 cells) that guarantees 11+ hours of continuous full brightness and 36+ hours in radar motion sensor mode. Smart 3-in-1 Illumination Modes: Supports dusk-to-dawn auto activation, radar motion sensing (100% brightness on motion, 30% standby), timer presets (3H/5H/8H), and wireless remote control. All-Weather Die-Cast Aluminum Housing: Industrial-grade heat dissipation structure with IP65/IP66 waterproof rating, built to withstand extreme cold, heavy snow, and scorching heat. Technical Specifications (SZ300 vs Upgraded SZ400) Specification Standard Model (SZ300) Upgraded Pro Model (SZ400) Model SZ300 SZ400 (Upgraded Version) Luminous Output 60,000 Lumens 85,000 Lumens Solar Panel System Single Panel (6V 35W) Dual Solar Panel Architecture (6V 50W) Battery Capacity 3.2V 30,000mAh LiFePO4 3.2V 42,000mAh LiFePO4 (+40% Capacity) LED Chip Spec 144 pcs SMD 5054 144 pcs SMD 5054 Charging Duration 6 - 8 Hours 6 - 8 Hours Lighting Runtime 11H Constant / 24H Radar 11H Constant / 24H Radar Housing Material Die-Cast Aluminum Heavy-Duty Die-Cast Aluminum Protection Rating IP67 IP67 Product Overview Next-Generation Fast Charging System The upgraded Hykoont SZ400 introduces a dual solar panel configuration engineered to solve winter and rainy-day power deficits. The 6V 50W photovoltaic setup captures sunlight from broader angles and charges up to 40% faster than conventional single-panel lights, ensuring stable, zero-electricity outdoor lighting year-round. Commercial-Grade Area Coverage Designed for large-scale outdoor scenarios such as rural roads, parking lots, farms, courtyards, and perimeter security walls. The massive 85,000-lumen output eliminates blind spots and delivers maximum visibility across expansive open spaces. Heavy-Duty Built to Last Constructed with space-grade die-cast aluminum housing and sealed against dust, heavy rain, and harsh environmental conditions, the SZ400 is rated for a 60,000-hour operational lifespan backed by a 3-year warranty. Package Includes 1 x; Solar Street Light Body (A)1 x; Solar Panel (N)1 x; Mounting Pole (B)1 x; Trunnion Bracket (J)1 x; Back Panel for Pole Mount (C)1 x; Base Fixing Plate (K)1 x; Remote Control (H)1 x; Instruction Manual (O) 1 x; Full Hardware & Tools Kit: 4 x; Long Bolts (D) / 4 x; Wall Expansion Bolts (E) / 2 x; Metric Bolts (G) / 8 x; Screws (L & M) / 1 x; Open Spanner (F) / 1 x; Screwdriver / Wrench (I)