This Goal Zero Guide 10 Adventure Kit is a great addition to your outdoor activities. It is a portable solar panel that can charge your phone and has a built-in speaker. The solar panel is made of polycrystalline solar technology and has a 15V voltage. It is resistant to water and recommended for outdoor use. The kit includes a 5W power source that can be used to power devices with AC/DC current type. It is perfect for home and garden applications and is ideal for alternative energy supplies. The kit is categorized under Solar Panels & Kits, Solar Power Supplies, Alternative Energy Supplies, Electrical Supplies, Home Improvement, and Home & Garden. This is a must-have for anyone who enjoys the great outdoors and wants to stay connected.