【High-Efficiency Solar Charging】Large multi-crystalline solar panel area significantly increases light absorption, providing fast USB charging with high current output. 【Versatile USB Charging System】Features a multi-functional USB charging system for quick and safe charging, powered by eco-friendly rechargeable lithium batteries. 【Strong Magnetic Attachment】Equipped with powerful magnets on the back, allowing hands-free use and easy attachment to various metal surfaces like vehicle compartments, shelves, and bicycles. 【Power Bank Functionality】Serves as a portable power bank with 5V DC output, capable of charging mobile phones and other devices on-the-go. 【Real-Time Battery Monitoring】Four-level battery indicator displays real-time power usage, ensuring you're always aware of the remaining charge. 【Adjustable Multi-Angle Support】Features a rotatable support stand for flexible positioning and two usage modes to suit various lighting needs. 【Ergonomic Design】ABS and foam handle provides a comfortable grip, while the humanized plastic bracket offers versatile usage options. Specifications: Lamp bead: COB Power: 30W Voltage: 4.2V Lumens: 1000Lm Solar panel input: 5.5V/1W Charging time: 3 hours Battery: 2 x 18650 (3600mAh, built-in) Run time: 4 hours Material: ABS + PP Dimensions: 180 x 45 x 171mm (unfolded) Weight: 474g