Operating system:for windows XP, VISTA and Windows 7/8/10 32 bit/64 bitNote:if the program is installed in window 98/Me system, the software should exist in the computer meanwhile,or this program cannot run normally. moreover, if your system is win7/8/10.you should install and run the software "as an administrator"others just need to double click the software to install and run .operate step:1. Connect the machine to a PC with data cable(USB interface),insert the optical disk and install the encryption softawre.2. Input the encryption key to PC(USB interface).then run the software and fill in the information of patient.3. Let the patient hold the sensor and stay calm.4. Run the system by software, the detection time for 2 minute5. Get the result which contains reports and suggestions to the patient.6. The results can be printed on a paper directly.Colour:silverMaterial:plasticPlease note: This product is in English, and other languages are not currently supported.Package Contents:1 * Main Body (Include the box)1 * Detecting handle1 * Software CD1 * USB Encryption Lock1 * USB Cable1 * English Instruction1 * Super Quality Bag for putting the AnalyzerOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.