Check the listing for details. KONNWEI KW903 Bluetooth OBD Automotive Fault Diagnosis Scanner Reader Tool. Condition: New. Listed at 17.49 USD. Features: *Supply voltage(VDD):12V *Work temperature range: -20 ~ +70℃ *Storage temperature range:-40 ~ +125℃ *RF sensitivity(Basic Rate): -85db *Modulation Mode:GFSK * Frequency Range:2402 ~ 2480MHZ * Transmission Range:10M * Bluetooth Profile:SPP * UART Params:38400,8,n,1 * Small size, compact structure. Plug and never unplug * Stable wireless connection * No wires or batteries (adapter is powered by the diagnosis size sockets) * Stop communication, wait half an hour, auto sleep * Supports all OBDII protocols * The adapter uses the fastest and most reliable ARM chips The device is a small adapter that plugged into the vehicle OBD-connector. On Bluetooth, it connects to any computer, tablet or smartphone, With associated diagnostic procedures . Doing these simple operations, you will be able: * Measure the fuel consumption. * Display real-time operating performance of the car, such as momentum, vehicle speed, oil pressure, coolant temperature, engine load, intake manifold pressure, throttle position, the values of oxygen sensors, air intake temperature, and more. * Turn off the MIL (signal Check Engine). * Download data to external media in a variety of formats for later printing. * Record various parameters, display graphics in real time, and more. With kw903 you will be able to perform a complete computer diagnostics car and even to correct minor faults without resorting to service stations. kw903 scantool is a high-quality automotive scanning tool, supports all OBD-II OBD-II protocols supported: ISO 9141, KWP2000，SAE J1850， CAN ，J1850 VPW,J1850 PWM