Meet Luci: a solar lantern with an inflatable design. This lantern generates continuous light with zero emission, so it is Eco-friendly. Luci has a durable and waterproof design. It works great when you are camping, boating, or experiencing power outages. Luci is designed to serve as a task light, flashlight, and diffused lantern. Its rechargeable lithium-ion battery weighs 4.5 ounces. This versatile solar lantern sets you back $20.