[Excellent Performance] The 300W solar panel kit uses 21% high-efficiency monocrystalline silicon solar cells, which can provide good performance even in low light conditions. [Convenient and Portable] Lightweight, easy to carry. High conversion rate, high output. High stability and good durability. Strong applicability. Easy to install with pre-drilled holes on the back of the panel for quick mounting and securing. [Charge Controller] Equipped with a 10A-60A 12V voltage solar charge controller, home solar kit smart multi-function, advanced LCD display. It detects and reflects the battery panel's voltage and current in real time and continuously tracks the battery charging energy efficiency. [Durable Aluminum Frame] The solar panel is composed of a sturdy aluminum frame and non-reflective tempered glass, which can operate in various weather conditions. The junction box on the back is waterproof, allowing you to use it more safely without worrying about leakage.