Biolite Stove 2 Campstove Wood Burning Usb Charger for Camping Survival Outdoor. Turn fire into electricity! CampStove 2 generates 3 watts of usable electricity and stores it in it’s internal powerbank for USB charging of LED lights, mobile phones, and other devices. The internal, rechargeable 2600 mAh battery stores excess power to charge devices, even […]