XO - 1x Carbon Fiber Pen, F-02 or F-03 key chain, box (19*15*x4.8cm) X1 - 1x Pens, 1x 621 USB, 1x Box ( 19*15*4.8 cm) X2 - 1x Car Charger, 1x Wall Plug, 1x Power Bank, 1x 3 Pronged Cable, 1x Box ( 11.5*10.8*3.6 cm) X3 - 1x Custom 2D USB, 1x Car Charger, 1x Wall Plug 1x Power Bank, 1x 3 Pronged Cable, 1x Box (19*15*4.8 cm) X4 - 1x USB 791, 1x Car Charger, 1x Wall Plug, 1x Power Bank, 1x 3 Pronged Cable, 1x Box ( 19*15*4.8 cm) X5 - 1x Pen, 1x Custom 2D USB, 1x Car Charger, 1x Wall Plug, 1x Power Bank, 1x 3 Pronged Cable, 1x Box ( 19*15*4.8 cm) X6 - 1x 6600 mAh Power Bank, ( it can charge Iphone 3 times. ), 1x 3 Pronged Cable, 1x Box ( 19*15*4.8 cm) X7 - 1x USB 791, 1x 6600 Mah Power Bank,( it can charge Iphone 3 times), 1x 3 Pronged Cable, 1x Box ( 19*15*4.8 cm) X8 - 1x USB 792, 1x F-02 or F-03 key chain, 1x Box (11.5*10.8*3.6 cm) X9 - 1x Pen, 1x USB 792, 1x F-02 or F-03 key chain 1x Box ( 11.5*10.8*3.6 cm) X10 - 1x Pen, 1x 6600 Mah Power Bank 1x Box ( 19*15*4.8 cm) X11 - 1x Pen, 1x USB 792, 1x 10,000 Mah Power Bank