Features: 1. With ergonomic pen and textured surface 2. Easy and convenient to use and carry 3. Provide you with a platform to show your talent 4. It is an indeed useful item especially for office workers 5. Compact size with delicate design, it has good hand feeling 6. Electromagnetic digitizer technology has been applied 7. A wireless pen inside to make your operation more conveniently Specifications: 1. Technology: Electromagnetic Digitizer 2. Active Area: 4" x 2.23" 3. Hand Input Resolution: 4000 LPI 4. Report Rate: 200 RPS 5. Pressure Sensitivity: 2048 Levl 6. Reading Height: 15 mm 7. Supply Voltage: DC 5V 8. Input Current: ＜60 mA 9. Power Consumption: 0.35 W 10. Interface Support: MINI USB 11. USB Cable Length: 150cm 12. Dimensions: (17.7 x 11.5 x 0.75)cm / (6.97 x 4.53 x 0.3)" (L x W x H) 13. Net Weight: 4.48 oz / 127g 14. Gross Weight: 345g / 12.17oz 15. Color: Black Package Includes: 1 x Huion 420 Signature Pad 1 x Wireless Pen(With 2 Programmable Buttons, 1 AAA Battery Included) 1 x English User Manual 1 x Driver CD