Diagnostic meter, Konnwei KW340 OBD2 scanner

Automatic and manual vehicle scanning
Two-color display theme (day and night mode)
Software update via USB Type-C
Print results via USB Type-C
4 hotkeys (DTC, I/M, VIN, battery test)
Three-color LED for diagnostic status
Live data preview in text and graph format
Read and clear fault codes (DTC)
Oxygen (O2) sensor test
EVAP system test
Freeze Frame data preview
Support for Mode 6 diagnostic mode
Battery voltage monitoring
Read and clear DTC codes: Automatic vehicle scan
Live Data: Freeze Frame
I/M Readiness: O2 sensor test
EVAP system test: Read VIN number
Mode 6: Battery voltage monitor
Display: 2.8" TFT, 320 × 240 px
Display mode: day / night
Power supply: from OBD2 socket, 8–18 V DC
Current consumption: 131–171 mA
Update interface: USB Type-C
Operating temperature: 0°C to +50°C
Storage temperature: -20°C to +70°C
Device dimensions: 163 × 85.5 × 23.5 mm
Device weight: 0.36 kg