V2.1 Mini Bluetooth ELM327 HH ELM327 OBDII Car Diagnostic Scanner Detector A
Processor: ELM327 V2.1. 1 Detector. Display current sensor data, including Size: about 4.7 2.5 3.1cm. Clear trouble codes and turn off the MIL ("Check Engine" light). We will reply you ASAP. 1.ISO9141-2(5 baud init,10.4Kbaud).