Solar Fan Hat with Dual Cooling Fans USB Rechargeable Wide Brim Sun Hat for Fishing Hiking Outdoor Labor   Material: Hat: Polyester, Mesh, and Steel Wire Fans:  ABS and Polycrystalline Solar Panels Battery: 300mAh Polymer Lithium Battery   Product Dimensions: Brim Width: 15 cm Hat Depth: 11 cm Solar Module Diameter: 6 cm Total Width: 48 cm Head Circumference: 56–60 cm (Adjustable)     Package Dimensions: Size: 60 × 47 × 7 cm Weight: 0.35 kg   Key Features Dual Power Cooling System – Features built-in solar panels and a USB rechargeable battery for continuous airflow in any weather.   Three Wind Speed Modes – Offers solar-driven mode for direct sun and two battery-powered speeds for breeze or strong wind.   Steel Reinforced Extra Wide Brim – The 15cm brim includes a steel wire rim to prevent collapsing and ensure full face coverage.   Breathable and Lightweight Design – Constructed with polyester and side mesh panels for maximum ventilation during outdoor labor or hiking.   Adjustable and Secure Fit – Includes an adjustable rear cord and chin strap to keep the hat stable in windy conditions.   Brief Summary Stay cool and protected with this dual-fan solar sun hat. Featuring a 15cm steel-reinforced brim and three wind speeds, it provides reliable cooling and shade for outdoor labor, fishing, or hiking.   Package Includes 1 × Dual-Fan Solar Sun Hat 1 × USB Charging Cable  1 × Adjustable Chin Strap