Measuring only 6cm x 9cm and only 1.2cm thick you can easily carry that little bit of extra power in your pocket or bag. The power bank comes with a micro usb charging cable, and it has 2 x usb output ports. Compatible with iphone, android, and many other devices, and not just for charging phones, these are ideal for powering usb string lights to create lighting on the go for perhaps funky costumes, or to make illuminated table decorations. Compatible with many devicesdc input5v 2adc output 5v 2acharges in up to 3 hourstwin usb ports9cm x 6cm x 1.2cm4000mahcolour chosen at random