FeaturesWorks With, SLR Cameras,iPads/Tablets, iPhones/Smart PhonesMilliamps (mAh): 12000Battery Type: Lithium PolymerBi-Directional USB-C input / outputDC output 12VThe new Powertraveller Extreme Waterproof Rugged Solar Powered 12000mAH Charger paves the way for battery and solar combination chargers. Underneath the tough, rugged, waterproof casing of the extreme unit lies a massive 12,000mAh lithium battery - providing a hefty amount of power for users when they need it most. Unlike most portable chargers, the extreme features both a 12V DC output - suitable for charging bigger devices such as SLR cameras and tablets, a 5V 2A USB output for smaller devices such as smartphones and GPS systems PLUS a bi-directional USB-C socket - meaning you can charge the very latest devices utilising USB-C charging. These charging options make the extreme a front-runner in portable power technology and capability and give users the freedom to roam wild.  The kit includes a 5-watt solar panel which outputs 5V 1A via USB and opens to 210 degrees - perfect for fitting to a backpack or tent. The solar panel features MPPT technology which gives optimum charging in low light conditions and will not stop charging should a cloud pass over the panels. Housed in a rugged, waterproof casing designed to withstand knocks and spills, the extreme is an essential item in your kit bag. Works With, SLR Cameras,iPads/Tablets, iPhones/Smart Phones Will Also Work With, Hand-held Cameras/Action Cameras,iPods/MP3/MP4, Sat-Navs/GPS,Head Torches,SLR Camera: 2-5 charges,Tablet: Up to 2 charges Smartphone: 3-5 times,GoPro: 7-8 charges,smartwatch: 20-22 charges,GPS: 7-8 times.