With writing, music, hydration and power covered, this set gives you your daily essentials all cleverly packed together in a presentation box.nnpower bank: 13.5 ( l ) x 7 ( w ) x 0.6 ( h )n5000mAhnABSnincludes micro USB charging cablenbattery: lithium polymer batteryninput: 5V/1.5Anoutput 1: 5V/2Anoutput 2: 5V/2Ancycles: <500 cyclesnrecharge: 6 hoursndischarge: 2 hoursnwired headphones: folded: 16 ( l ) x 11.5 x ( w ) x 3 ( h )nABSncompatible with all audio devices • 3.5mm audio jack • folding headband with deluxe padded on-ear headphonesnwaterbottle: 0.7Ln26 ( h )nstainless steel • BPA freennot dishwasher and microwave safenA5 notebook: 21 ( l ) x 14.3 ( w ) x 1.3 ( h )nPVCn128 lined pagesnstylus ball pen: black German inknbarrel: ABSntrims: metalnpresentation box: 30.8 ( l ) x 21.5 ( w ) x 8.3 ( h )