1.Pls turn off the Software and disconnect internet before installing and using every time , because software was cracked version, can not recognized by software, so some files be reported to , but in fact it is harmless and necessary to install ,If you worry about the "" infect your laptop , pls do not buy this item. 2.No need change the PC date. If you don't want to turn off the software, you need add the related files to Trust in Antvirus software, so not be deleted by it. 3.Systems required: (32bit/64bit) of 7, 8, XP, 10 (but not all Win10 can work). Not supported on VM Systems (, Virtual Box, etc) ,MA 4. Compatible Cars: Supports vehicles from 1996 to 2017, supports for , for , for SEAT, for 5. Does not support PC USB 3.0, must be USB 2.0! The cable must be connected to the car for the LED to light up! ! !<br><br>Material: ABS Color: Black<br><br>Package Contents: 1pcs Car Detector 1pcs driver CD 1pcs data cable<br><br>Only the above package content, other products are not included. Note: Light reflection 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.