Mini OBD2 Bluetooth Scanner for Multi-brands CAN-BUS as same as ELM327 Bluetooth. Supports All OBD2 Protocol works on Android Symbian, used to read diagnostic trouble codes, both generic and manufacturer-specific, and display your meaning (over 3000 generic code definitions in the database). Clear trouble codes and turn off the MIL ("Check Engine" light) Software Version: V2.1 (depending on software) Works with all OBD-II compliant vehicles Communication:Bluetooth 2.0 Master Chip:ST Support System:Android and Windows Working Voltage:9v-16v Working Current:35mA Standby Current:25mA Operating temperature: -40℃-85℃ Working Humidity: less than 60% Size:43mmx25mmx30mm The product appearance and printed words may vary depending on the batch, but this does not affect use. Colour:Blue Material:PCB+Plastic Package Contents: 1 * OBD2 Bluetooth Car Detector Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.