??- Works with all OBD-2 compliant vehicles- USB interface- LED indication - Voltage: 12V (short circuit and overvoltage protection)- Comes with CD disk Dimensions: 3.46 in x 1.81 in x 0.98 in (8.8 cm x 4.6 cm x 2.5 cm)Weight: 4.94 oz (140 g)