Cover Material:Leather Inner Pages:100 Sheets Usage:Gift Input:5V-1A Output:5V-1A/2A Size:A5 Battery capacity:4000mAh USB flash drive:4G, With led indicator light:yes Logo:None Feature:power bank+usb flash drive+notebook Binder:loose-leaf 6 ring binder Product name:Organizer A5 Ring binder PU leather powerbank USB notebook Show More