Frosted décor & travel light with 2-way USB charging capabilities, 2x the runtime and brightness of Luci Lux. With mobile phone charging capabilities plus 2x the battery capacity and brightness, the new Luci Pro Series will take you further than ever before. USB port for two-way charging (includes USB cord). Top strap & adjustable base strap. Lightweight, durable & waterproof. Charge lasts up to 50 hours on low setting. Recharges fully in 14 hours of direct sunlight or 2-3 hours via USB. Up to 50% emergency mobile charge in 2-3 hours. Designed to last in harsh environments and will not yellow over time Height: 4.25 in Diameter: 5 in, Collapsed: 1.5 in. 4 level battery charge indicator.