Why Choose ALLPOWERS 140W Portable Solar Charger? * Unique three ways output design Faster and safer charging with our advanced technologies. * Professional and million+ happy users. * High efficiency conversion rate: up to 22%. while most of the similar products on the market is 15% or even lower. * Whether you're charging a generator phone laptop or refueling a power pack, solar power has you covered. Our foldable portable polycrystalline solar panels are rugged, reliable, and easy to use. Harness the sun with portable solar power wherever you are. Wide Compatibility * Highly Compatible with most solar generator/portable power station,laptops,car battery on the market. (1)Solar plug and junction box18V DC output: Compatible with most solar enerator or laptop, included different size of connectors. (2)5V USB Port Output: USB port: Smart phones, Tablets, Pad, external battery packs, and other 5V USB devices( except for Bluetooth devices under 50mA). (3)solar Cable for charging 12V car battery. Please Note: 1. Please check the model,input port, size, voltage and power of your original adapter to ensure compatibility before purchasing the product. 2. This item is solar panel, please put it under direct sunlight, cloudy weather may affect its normal working and power; it is suggested to close the laptop when charging. 3. If charge the car battery or no overcharge protection device, please via the controller to charge device. Unique solar plug and Junction Box Design Unique design with solar plug and 18V DC , 5V USB-A, 20V USB-C junction box in the carry bag. Adjustable Bracket It is easy to store and keep standing with convenient bracket.There is no worry about finding place to hang up or get dirty. Waterproof & Durable Equipped with a rugged water resistant, anti-shock, dust-proof exterior for outdoor use. Can also be affixed to your backup, bicycle or tent when you're out enjoying the great outdoors. PD60W USB-C PD60W is designed for your laptop outside. Convenient for oudoor works. High Quality 140W solar cell is made from more solid material of good quality, up to 22% efficiency, providing endless power for laptop and other battery under sun. Portable & Compact * Unfolded Size：1580×650×5mm/62×22×0.4inch * Folded Size：360×650×30mm/22x14.2x0.2inch * Net Weight: 4.5kg/9.9lb It can be folded as a briefcase size easy for transport and great for any outdoor camping. Parallel Port Design Connection Method: The solar panel is equipped with PV-rated, output solar cables. The Positive connector is a male connector and the negative connector is a female connector, these wires by themselves are rated for series connections. When the solar panels are connected in series (+ connected to -, + connected to-), the voltage is added; when the solar panels are connected in parallel (+ connected to +,-connected to -), the current is added. Note: Parallel connection, it need to purchase extra MFF+FMM connectors, (Negative to Negative, Positive to Positive) Specification Peak Power: 140W Open Circuit Voltage (Voc): 23.5V * Short Circuit Current (IOC): 6.7A Maximum Power Current (Imp): 6.2A Maximum Power Voltage (Vmp): 19.5V STC Irradiance 1000W/m² TC=25℃, AM=1.5