Material: Monocrystalline Silicon combined with Polyester fabric. Product Dimensions: 14.96L x 9.78W x 0.77H. Item Weight: 4.19 Pounds. Efficiency: 20.5% sun conversion efficiency. High Conversion Efficiency: The 60W monocrystalline solar panels boast a high conversion efficiency of 20.5%, outperforming polycrystalline solar panels under conditions of insufficient light. Foldable & Kickstand Design: Weighing only 4.2lb (1.9KG), with a folded size of 14.96x 9.78 x 0.77in, this portable 60W solar panel is ideal for off-grid adventures without access to electricity and won't take up much space in your vehicle, being compatible with most portable power stations available. Multi-Pose Usage: Equipped with USB-A output (5V/3A, 9V/3A, 12V/1.5A Max) and USB-C output (5V/3A, 9V/3A, 12V/2A, 15V/2A Max), it can charge small devices including smartphones, tablets, and digital cameras. It also features a DC interface (DC 5521 (φ5.5mm, 2.1mm) 18V/3.3A 60W Max), allowing the DC output to charge portable power stations. Smart-IC Technology: Capable of recognizing your devices to maximize charging speed and protect them from security issues such as overcharging or overloading, preventing reverse charging. Waterproof Panel Surface: Constructed from high-quality polyester fabric with IP65 waterproof technology, this solar panel is protected from wet conditions and has an extended lifespan. Note: The controller box is not waterproof; avoid leaving this portable solar panel kit outdoors for extended periods.