There are plenty of cool portable power banks available on the market. Not all of them are capable of charging a laptop and larger gadgets. The Omnicharge is different. It comes with a 20400 mAh battery, so it can charge your smartphone up to 9 times and tablet up to 3 times. It also powers your MacBook for hours.
Omni 20 comes with a AC/DC power outlet and dual USB fast charging ports. The OLED screen lets you monitor battery level and other info. The device comes with 10-layer power protection system to protect your devices.