x3 automatic fingerprint lock [40% customer selection]] x4 fully automatic upgrade [60% customer selection]] x6 cat eye version visual model [70% customer choice]] x8 top version cat eye visual [95% customer selection]] r10 real 3d face model [95% customer choice]] r11 real 3d face model [98% customer choice]] x1 basic password [separate password]]

professional guide installation nationwide door-to-door installation