Juice Max 20000mAh Portable Power Bank – Black £19.99 + Free Collection @ Argos

The Juice ECO Max Power Bank with 20,000mAh (7 Full Charges) battery capacity. The perfect accessory for a day or two off the grid – if you know you'll be without mains power for your little staycation this year, don't forget to pack the Juice Max Power Bank to make sure all your devices are powered up. You don't want to miss the perfect photo op!

Plus now being made from 100% recycled plastics means its kinder for the planet.

The Juice Max has been labelled “the best power bank Which? have reviewed”. With a whopping 20W output from its USB-C Port and a further 18W from its USB-A ports, it charges an average smartphone from 0-50% battery in only 50 minutes and holds seven complete charges. With LED indicators to check remaining energy levels – you should never get caught out.

Oh, and if you're feeling generous the Juice Max Power Bank allows you to charge three devices at once. So, if you have a friend (or two) in need you can always give them a quick power boost whilst you all charge up.