10400 Mah portable power bank has 2 usb outputs which can be used to charge 2 electrical appliances at the same time 1 type c and 1 micro inputs for charging the power bank 4 LED lighting system to indicate battery life of the power bank Charges cellphones,tablets,portable blue speakers and other appliances which use micro,type c or IOS charging points What's in the box 10400 Mah power bank - Black