Features: 100% brand new and high quality Automatically turns into sleep mode when not in use. It is no longer a cloned chip solution and boost the speed, for quicker and smoother diagnosis experience. No toggle switch is needed to access the OBD-II network. It supports most OBD-II standard networks. Over-voltage, over-current, over-temperature and battery drain protection, ensure wireless communication security. Works perfectly with most cars. For the purpose of check engine light. Package Includes: 1x Diagnostic Instrument Specifications: Material:ABS Size:Approx.4.5x5.5cm/1.77x2.16inches Color:Green 3 Types: Bluetooth-compatible 3.0/Bluetooth-compatible 4.0/WIFI note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.