1. Read engine faults and quickly turn off the engine fault light caused by common three-way catalytic converters, excessive carbon deposits, and poor quality fuel. 2. Test the acceleration performance, braking performance, test distance, and instrument data of vehicle. 3. Built-in fault code, quickly query the fault code definition. 4. Voltage: 9-16V 5. Operating environment: -20~60 degrees Celsius 6. Storage temperature: -20~60 degrees Celsius 7. Size: 195x100x30mm 8. Weight: 250g One Package Weight:0.37kgs / 0.82lb One Package Size:22cm * 12.5cm * 4.5cm / 8.66inch * 4.92inch * 1.77inch Qty per Carton:40 Carton Weight:16.00kgs / 35.27lb Carton Size:53cm * 46cm * 25cm / 20.87inch * 18.11inch * 9.84inch Loading Container:20GP: 437 cartons * 40 pcs = 17480 pcs40HQ: 1015 cartons * 40 pcs = 40600 pcs