20 000mAh capacity. Compact and powerful enough to fully charge your phone 4 times, with some to spare. Perfect for the remote outdoors, load shedding and the busy day-to-day life.Oh and did we mention that the RF20K has a 12V output as well?This means it'll power your WiFi router for up to 5 hours during load shedding! It'll also charge laptops and Macbooks, ensuring you're never without power.