Ugee Digital Graphic Drawing Tablet P50S Rechargeable Pen + Pen Holder Mount Nib Removal Kit Replacement Fit for UG-1910B/UG-2150 Electromagnetic Digitizer Technology Switch Functional Buttons on the Pen Body Ergonomic Design comfortably use Charging Pen with Durable life Compatible with the Ugee UG-1910B/UG-2150