EEEKit 4in1 Starter Kit for Acer Aspire Switch 10 SW5/E SW3-013-105N,Carrying Briefcase Sleeve Case Bag,3 Port Hub,2.4G Wireless Mouse and Stylus Kit covers your most essential Acer Aspire Switch 10 E SW3-013-105N using needs. Bag Interior size: 11.81 x 7.48 inch(30 x 19cm), Exterior size: 12.59 x 8.46 inch(32 x 21.5cm). Horizontal Design With Handle Fits, Zipper Design, Cotton Material. 2.4G Wireless Optical Mouse operating distance: 10 meters. DPI ranging form 800 to 1600. The Hub with rotated 180 degree design allows simultaneous operation of up to 3 separate devices all attached to a single USB port. Buy from sellers EEEKit or Amazon to ensure authenticity and better service.