★High Capacity Solar Charger: 20000mAh solar power bank built-in high capacity polymer battery, equipped with a compact solar panel in lightweight and compact size which could recharge the battery itself under sunlight, eco-friendly and ideal for outdoor activity. ★Built-In Flashlight & Dual USB: Steady-SOS-Strobe 3-mode flashlight light up your walking road at night when camping even sending a signal for help in an emergency. Dual 5V/2A USB can charge 2 devices at the same time. Compatible with all cellphones and other electronic equipment. ★Quite Portable Solar phone Charger: Easily hang it on your backpack with the lightweight size and a carabiner, hands-free on the go. Easy to fit into pocket or bags. Come in handy with the power outages. A great choice for Camping, Hiking, Climbing, Fishing and Etc. ★Superior Portability Design: Made of durable and reliable ABS+PC+Silicone material protects it from rain, dirt, and shock/drops. Long lifespan with more than 500 recharging times., anti-explosion Lithium Polymer battery cells. Built for adventure. ★USB Input & Solar Charging: Five pilot indicators show the status of the battery charger timely. Greenlight on when charging by solar, blue light on when USB charging. In daily life, we recommend charge it via a wall outlet, take the solar panel charging feature as the emergency backup solution. Solpowben solar power bank provides Reliable After-sale service, Any related issues are guaranteed for 1-year and 24 hours online after-sales service is supported.