This is a really cool invention. It is an inflatable Solar lantern with USB phone charger for Travel, camping, power outage emergencies and offgrid living.
It is a bit expensive but usually goes on sale for about half price every now and then.
Link: https://amzn.to/2LlykqN
LuminAID 2-in-1 Camping Lantern/Solar Phone Charger Titan
Extra bright solar powered LED lantern and phone charger. Up to 300 Lumens, with 5 brightness settings. Great for lighting the campsite, backyard, and your home during a power outage.
Red Light Mode - Switch between 5 red light levels to preserve your night vision. Use Red Light mode to illuminate your surroundings at night - without disturbing others.
No batteries needed. Built-in 4000 mAH battery and a larger solar panel provide up to 100 hours of light at full charge. Light a 300 square foot area on Turbo mode. Recharges in 16-20 hours of direct sunlight, or in 4 hours by USB (cord included).
Backup Phone Charger - Fully charge most phones 2-3 times. Great for off-the-grid trips, car rides, and at home during emergencies.
Twist-to-Inflate Design - Use your hands to inflate your light in seconds. Safe and sanitary when sharing with others. Packs flat for convenient storage and travel when deflated.
Source: https://amzn.to/2LlykqN