Features: - High-efficiency solar charger circuit for solar panels. Environmental protection, inexhaustible energy. - Solar cells are sealed with epoxy resin surface. - Thin design with a thickness of 30 mm. - Portable design and frame suitable for outdoor and indoor use. - Made of high-quality materials, environmentally friendly, waterproof, durable and sensitive. - Portable, foldable, light and easy to carry. - Continuous power supply even in cloudy days. - Suitable for outdoor activities, emergency situations and outdoor work. The output of all solar panels depends entirely on the intensity of the sun. When testing the current, try to test directly in bright sunlight at noon. Specification: Name: Solar Panel Folding Bag Material: frosted PET + white PET + EVA + solar cell + Oxford cloth Power rate: 80W Working voltage: 5V0.5V Working current: 2.3A0.1A Short circuit current: 2.8A0.1A Open circuit voltage: 9V0.5V Interface: fast charge USB interface, conventional USB interface Temperature coefficient Voltage: (0.0650.015)%/ Temperature coefficient Current: -(16010)mA/ Temperature coefficient Power: -(0.50.05)%/ Cell conversion efficiency: 21%1% Single solar panel size: 25.5 * 16cm Folded size: 28 *20cm Expanded size: 28 * 94.5cm Thickness: 30mm 5mm Color: as show Packing included: 1 * Solar Panel Folding Bag Note: 1. Please allow 1-3cm (0.4-1.18") difference due to manual measurement and slight color variation for different display setting. 2. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand.