Fitting in the palm of your hand, the NanoGrid is a one stop solution for lighting and charging for campers and backpackers. It includes a 4,400 mAh Li-ion battery that can be recharged from any USB surface. Once charged, you can use that power for any of your chargeable gear. In fact, it can run the entire PowerLight system for up to 22 hours. The PowerLight is a 3-in-1 system which includes a 200 lm lantern, 250 Lm torch and a powerbank. An ideal set you must carry for your overnight camping trips.