LuminAID PackLite Firefly USB Solar LanternThe PackLite Firefly USB is a high performing, inflatable solar lantern. It provides 75 lumens of bright LED light on Turbo mode and can run for up to 24 hours on the Low mode. The PackLite Firefly USB twists flat into a compact, portable size that is easy to charge on-the-go or store in an emergency kit. ..