| Type | Engine Analyzer, Car OBD Bluetooth device, BT 3.0 or 4.0 or dual mode | Voltage | 9-16V |
| Power | 2w-5w | Certification | CE,RoSH,FCC |
| Applicable Models | All OBDII protocol vehicle | Place of Origin | Guangdong, China |
| Brand Name | Thinmi | Model Number | QBD BT4 |
| Warranty | 12 Months | Model Name | QBD BT4 |
| Interface | Standard 16 pin OBDII | Bluetooth chip | MTK Bluetooth chip or TI chip. Bluetooth 3.0 is BK chip |
| System | NA | Working current | <50mA |
| Standby current | 10mA | Working temperature | -30~85u00b0C |
| Storage temperature | -40~85u00b0C | Relative humidity | 5%~80%RH |