【Solar/DC Recharging】Easily recharge the battery pack via its 2.4A Micro USB input port before hitting the road or in strong, direct sunlight for emergency use. With four battery indicators and a solar charging indicator, you can keep track of charging status at a simple glance. 【A Lighter Choice of 20000mAh】Lighter than most 20000mAh solar power banks on the market, the solar charger delivers a total output of 5V / 3.4A via dual USB ports (Max. 2.4A for each port) to provide 6.7 charges to an iPhone 8, 4.1 charges to a Samsung Galaxy S8, and 1.7 charges to an iPad Air 2. 【Born for Adventures】Encased in a IP66 splash-proof, dust-proof, and shockproof plastic frame, this portable solar charger power up your devices in time, whether you are trekking up hills or through dense forests. Plus, an included carabiner allows for effortless attachment to backpacks, tents, or branches.