Waterproof, lightweight, durable When heading off-grid keep things well lit once the sun goes down, perfect for camping, hiking, climbing, kayaking... virtually anywhere you\'re heading without access to power. 4 light modes The lowest setting lasts up to 24 hrs, but there\'s also a bright and even super-bright setting for a more intense light that uses more of the battery. To get attention there\'s also a 1 second flashing mode.  Charge by day, use by night This extremely versatile bright light is completely solar powered, charging up fully in 7 hours of direct sunlight, and able to last for 24 hours on each charge. Short on space? Let out all the air and you\'re left with an inch thick disc, small enough to take up very little pack space with all your other essential gear. Clear finishDual straps: adjustable bottom strap/fixed top strap4 modes: low, bright, superbright, 1 sec flashingPress and hold power button for 3 seconds to shut off10 cool white LEDs, 75 lumens1000 mAh Lithium-Ion Polymer BatteryLasts up to 24 hoursCharges in 7 hours of direct sunlightBattery level indicatorWaterproof: IP67 ratingOperating temp: 0°C - 45°C (32°F - 113°F) Dimensions (inflated): 12.7cm D x 10.8cm H Dimensions (collapsed): 12.7cm D x 2.5cm H  Weight: 125g (4.4oz)