4-in-1 Solar Fan: Fan + LED Lantern + Power Bank: 3 devices in 1: Solar camping fan, 5000mAh power bank and 3-level LED light - perfect for tents, RVs and the outdoors without electricity. Space-saving design: No need to carry separate fans, lights and power banks anymore! Fast charging via USB-C and solar - up to 18 hours of continuous operation: Dual charging system: solar panel in sunlight or USB-C fast charging (6-8 hours) - available while charging. Up to 18 hours of operation (low level) for camping, office and bedroom. Wind Speeds + Auto Shutoff: 4 speeds with LED display (25%-100%) + real-time battery level monitoring. Timer Function (1-4 hours): Automatically stops, allowing you to sleep easily in your tent or RV. Sturdy ABS Shell - Suitable for Outdoor Use: Impact and Water Resistant: Can withstand camping, festivals and travel. Sturdy Carrying Handle: Simply hang it on your tent or place it on a camping table. Lightweight and compact - perfect for your backpack: weighs only 450g + measures 20x15cm: fits in any backpack. 90° swivel head: ideal air distribution for tents, tables and RVs.