Waterproof Test: IEC529(JIS C0920) IP-X5, MIL-STD810G 506.5-IIIDustproof Test: IEC529 (JIS C0920) IP-6X, MIL-STD 810G 510.5, LevelGravity Drop Protection Test: MIL-STD 810G 516.5 (4500px)Vibration Test: MIL-STD 810G 514.6, category 20&243G, Barcode scanning 1D2D, NFC, BDSGPS dual mode, finger print, Identification card readerRemovable battery module, dual battery can work independently, long battery life10point capacitive multi-touch screen, digitizer fully supports digital inking under Microsoft windowsWindows 8.1Android 4.2