Features Reliable Emergency Power: Never worry about losing battery during long hikes or camping trips with this dependable solar panel charger High Efficiency Charging: Featuring polycrystalline silicon, enjoy a remarkable 19% conversion rate for fast and stable charging Durable Waterproof Design: The weatherproof ETFE outer layer enhances performance and longevity, ensuring it withstands outdoor conditions Conveniently Foldable: Lightweight and portable, this solar charger includes key fobs for easy attachment to your hiking bag Versatile Outdoor Use: Perfect for camping, backpacking, hiking, and emergencies, this solar charging equipment is an essential companion for outdoor adventures Features: 1、EMERGENCY POWER: This solar panel ensures that you don't have to worry about running out of battery in your smartphone during long hikes or camping trips. 2、HIGH EFFICIENCY CHARGING: Our solar charging panel uses polycrystalline silicon as the material, with a conversion rate of 19% for efficient charging and stable performance. 3、WATERPROOF: The weatherproof ETFE outer layer of this solar charging panel improves performance and durability, extending the life of the panel. 4、EASY TO CARRY: Our foldable solar panel comes with two key fobs that can be hung on a hiking bag for easy carrying. 5、MULTIPURPOSE: for camping, backpacking, hiking and outdoor adventures, this solar panel is a must have tool in case of emergency. Specification: Item Type: Foldable Solar Panel Charger Material: ETFE, polycrystalline silicon Output Voltage: 5V Current: 0-2A Output Interface: Dual USB Wafer: Grade A polycrystalline silicon Conversion Rate: 19% Unfolded Size: Approx. 700 x 185mm / 27.6 x 7.3in Folded Size: Approx.185 x 135 x 25mm / 7.3 x 5.3 x 1in Process: ETFE laminated integrated (2nd generation laminated integrated technology) Waterproof Rating: IPX6 Package List: 1 x Foldable Solar Panel Charger 2 x Key Buckle Package List 1 x Foldable Solar Panel Charger 2 x Key Buckle