Compact main unit, powerful diagnostic functions, fast and convenient update,universal connectors, make it the first choice for technicians. X-431 Diagun is the standard equipment for technicians. 1. Compact main unit í¬Standard equipment for technicians 2. The only diagnostic tool which can work on two vehicles at the same time 3. Bluetooth technology, wireless communication. 100 m bluetooth communicationú¼Cable communication support 4. Universal 16PIN connector 5. Fully inherited diagnostic functions from X-431. Capable of nearly all domestic vehicle makes and Asian, European, American vehicle makes. 6. Greatly improved program running speed 7. More convenient software update 8. 4.3 inch high luminance, high resolution color touch screen 9. 1530mAh Rechargeable battary 10. 1G memory card 11. Standard USB printer connector, external printer support 12. Full after sales service system, life time 1 to 1 service Operating System: WIN CE 5.0 CPU: 400 MHz ARM9 Memory Card: 1G TF Main Unit: Universal Serial Bus/USB Main Unit Power: DC5V Printer Interface: USB Display Screen: 480X272, 4.3-inch LCD with touch Rechargeable Battery: 1530 mAh Bluetooth: theoretically 100m, actually 15-20m Upgrading Interface: USB.