【High Efficiency Solar Panel】4W monocrystalline silicon solar panel delivers optimal power conversion for small electronic devices. 【Versatile Applications】Ideal for various low-power devices including emergency lights, advertising lights, traffic lights, home lighting, and small solar systems. 【Direct Power Output】Features a 5521 DC female connector for direct power output without built-in battery, ensuring efficient energy transfer. 【Durable Construction】Made from high-quality materials, this panel is eco-friendly, waterproof, and built to last in outdoor conditions. 【Portable Design】Flat and compact 150x150mm size makes it convenient to carry and position for optimal sunlight exposure. 【Long Cable】Comes with a 1.5-meter cable for flexible placement and easy connection to devices. Specifications: Materials: Monocrystalline silicon solar panel Power: 4W (subject to actual product) Operating current: 0-330V Short-circuit current: 335V Operating voltage: 12V Short-circuit voltage: 13.55V Dimensions: 150x150mm DC connector: 5521 female Cable length: approximately 1.5m Compatible with Universal Models Universal Package included 1 x Solar Panel 8 x Cable Ties Specifications Brand N/A Color As Shown Packaging Type Yellow Paper Box Plug Type (For Supply) N/A User Manual (Language) No User Manual Gross Weight 0.101kg Volume Weight 0.278kg Package Length 23.000cm Package Width 18.000cm Package Height 3.000cm