Model: GK880D1, GK880D2, GK880D3, GK880D4

Size: 85 Inch, 88 Inch, 90 Inch, 100 Inch

Weight: 18kg – 23.5kg

Principle: Wireless Electromagnetic Induction

System Requirements: Microsoft Windows®98 SE, ME, 2000, XP, Vista, 1 free USB Port

Power supply: external DC 5V / via USB                  

Precision: 0.05mm              

Data Transfer Rate: 19200 baud rate                 

Transmission Interface: USB / RS-232               

Work temperature: -20 ℃ ~ +55 ℃                

Dedicated power supply adapter: Input: ~220 V, 50/60Hz, Output: DC ± 9V , Power: < 7W

Battery(Electronic pen) life: different battery has different life ;ordinary alkaline batteries can be used for three months "                 

Fittings:Power line, Software, 2 e-pens, 4 refill for the pens, USB line, operating instruction, 5V external DC-Adapter*, stationary bracket, movable bracket*