Chipspace Electronics

20 Hours Play time Swimming Waterproof Bluetooth Earphone Dual Wear Style Sport Wireless Headset TWS Ipx7 Earbuds Stereo click on link; https://s.click.aliexpress.com/e/_Dc7dQul

ELM327-OBD2 Bluetooth Diagnostic Scanner with PIC18F25K80 Chip for Android, iOS and Windows". Mini OBD2 Bluetooth 4.0 Scanner Functions:
1: Read diagnostic trouble codes, both generic and manufacturer-specific, and display their meaning (over 3000 generic code definitions in the database).
2: Clear trouble codes and turn off the MIL ("Check Engine" light)
3: Display current sensor data, including:
4: Engine RPM
5: Calculated Load Value
6: Coolant Temperature
7: Fuel System Status
8: Vehicle Speed
9: Short Term Fuel Trim
10: Long Term Fuel Trim
11: Intake Manifold Pressure
12: Timing Advance
13: Intake Air Temperature
14: Air Flow Rate
15: Absolute Throttle Position https://chipspace.com.pk/?product=elm327-obd2-bluetooth-diagnostic-scanner-with-pic18f25k80-chip-for-android-ios-and-windows