<b>Juice up. Anywhere, Anytime!<b></br> With Ninjabatt's 300W portable power station you can juice up virtually any electronic device. Equipped with a pure sine wave inverter and a 280WH Lithium battery pack powerful enough to charge smartphones (2000mah) 25 times, laptops (56wh) 4-5 times, mini car refrigerator (75W) about 3-5 hours or other small appliances, lights, and more.