1. Constructed with high-quality materials, environmentally friendly, slightly waterproof, durable and sensitive. 2. Low noise, high efficiency and low failure rate. 3. Lightweight and portable, easy to carry. 4. As long as there is sunlight, high conversion rate can be continuous power supply. 5. Suitable for outdoor activities, emergencies and outdoor work. This item is designed to provide continuous power. Thanks to the high-tech design, the solar panels are made of high-quality materials. The conversion rate is high, no matter how the sunlight angle changes. It can provide stable power output. Proudly manufactured, low noise, high efficiency, and few failures. Suitable for camping, fishing, hiking and other outdoor activities. Also suitable for people who work long hours outdoors. Colour: as shown Material: monocrystalline silicon Size: 420x280x30mm Package Contents: 1 x 50A Solar Controller 1 x 15W Solar panel 4 x Suction cup 1 pair x Alligator clip 1 x Car charger Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.