Specification : Product Dimension: 332mm (L) x 212mm (W) x 9mm (H) Active Area:10 x 6 inch Pen: Battery-free Passive Pen Pen Pressure: 8192 levels Data Report Rate:250pps(points/second ) Reading Height:10mm Advanced Battery-free Passive Stylus with 8192 Levels Pressure Sensitivity Using passive battery technology, built-in efficient smart chip, get rid of charging trouble, passive wireless, free, energy saving, life extension, smooth painting lines. System Requirement PC: Windows 10/8/7 . Mac: Mac OS X 10.12 or later. Andriod: Andriod6.0 or above(Except Samsung) Applications: 1) Painting field:Animation, Cartoon ,Comic, illustration,Sketching; 2) Design field: Photograph or Image editing , Retouching,Industrial design, film effects，costume design; 3) Architecture field: CAD and 3D sculpting; 4) Education field: Art and design education; 5) Electronic signature field: government, banking, medical, hotel, insurance and other industries of paperless sign; 6) Online education: Online teaching , E-learning ; 8) Web Conference: Remote meetings. Package includes: 1 x Pen Tablet 1 x Passive Pen 8 x Replacement Nibs （one pen nib remover inside） 1 x Pen Pocket 1 x USB Cable（Type C） 1 x Atirst Glove 1 xTransparent Film 2 x OTG Connector 1 x Quick Guide Important Notice VEIKK A30 drawing tablet must be connected to a computer or a phone (Except Samsung) to work. It is compatible with Lunix OS, Windows 10/8/7, Mac OS 10.12 or later, Andriod 6.0 or above.And It isnot compatible with Chrome, iPhone and iPad at present.