Introducing the JOYUHON 4000W Peak Power Inverter, a versatile and reliable power solution designed for outdoor enthusiasts, travelers, and anyone in need of portable electricity. This compact yet powerful device offers an impressive rated power of 300W, making it ideal for charging various electronic devices on the go. The inverter features advanced LED indicators that provide real-time status updates. When functioning normally, the green LED lights up, assuring you of its proper operation. However, if any issues arise such as low voltage, high voltage, over-temperature, or overload, the red LED will illuminate, signaling the need to address the problem before resuming use. This ensures safe and efficient performance at all times. Equipped with dual USB ports and one AC outlet, this inverter delivers 100% fast charging capabilities for a wide range of devices including mobile phones, laptops, breast pumps, nebulizers, razors, medical rescue devices, and emergency equipment. It serves as an excellent emergency power supply, providing convenience and peace of mind wherever you are. Safety is paramount with this inverter. It includes built-in fuses, a cooling fan, and multiple protection mechanisms against over-voltage, over-load, over-current, short circuits, under-voltage, and overheating. These features safeguard both the device and your connected electronics from potential harm. Designed for portability, the inverter boasts a lightweight and compact form factor. Its dimensions measure 165x112x56mm, allowing it to be easily transported during vacations, camping trips, or work-related travel. Compatible with almost any 12V power output vehicle, it provides endless charging opportunities no matter where you are. Complementing the inverter is an 18W Mono Solar Panel. With a size of 420x280x2.5mm and weighing only 0.7kg, this solar panel generates 12V/1.5A DC output and 5V/1.7A USB output. Constructed from high-quality aluminum substrate, it ensures durability and efficiency. Also included is a 30A 12V/24V Automatic Solar Charge Controller with LCD display. Featuring dual USB charge ports delivering 5V/2.1A, this controller supports intelligent conversion between 12V and 24V systems. Its operating temperature ranges from -35 to +60 degrees Celsius, ensuring reliability even in extreme conditions. The maximum solar input is set at 12V battery with a peak of 23V, while adjustable parameters like float charge, discharge stop, and reconnect voltages allow for customized performance. Together, these components create a comprehensive power system perfect for modern lifestyles. Whether you're exploring the great outdoors or simply need backup power at home, the JOYUHON 4000W Peak Power Inverter and accompanying accessories offer dependable energy solutions tailored to your needs.