Specifications:
- Measurement Range: 8.0:1 - 20.0:1 AFR / 0.55 - 2.00 Lambda
- Display: 24-color LED with 4-digit central readout
- Outputs: 0-5V analog + RS-232 serial
- Response Time: 20ms typical
- Operating Voltage: 12 DC
- Mounting Size: 52mm (2-1/16")

Advantages:
1. Ultra-Fast 20ms Response Time
Features professional LSU 4.9 UEGO sensor delivering lightning-fast 20ms response for real-time tuning precision and accurate air/fuel ratio monitoring.

2. Smart Dual Calibration System
Choose between Resistor Trim (rCAL) for plug-play operation or Free Air (ACAL) calibration for custom tuning flexibility without extra tools.

3. Advanced 24-Color LED Display
Vibrant color-coded LED ring provides instant visual feedback while 4-digit central readout shows precise AFR/Lambda values in any lighting condition.

4. Dual Output Data Connectivity
Features both 0-5V analog and RS-232 serial outputs for seamless compatibility with data loggers, ECUs, and tuning software.

5. Wide System Compatibility
Supports 12V vehicles making it perfect for cars, trucks, motorcycles and race applications with stable voltage fluctuation resistance.

6. Fully Configurable Display Options
Switch between 3/4-digit precision, AFR/Lambda/O2% readings, and customizable display modes to suit your preference.

7. Complete Ready-to-Install Kit
Includes everything needed: UEGO gauge, oxygen sensor, all cables, connectors, and detailed installation instructions.

8. Professional Tuning Capabilities
Enables precise engine combustion calibration through CAN mode, improving combustion efficiency and overall performance.

Package Includes:
-AFR UEGO Gauge
- Wideband Oxygen Sensor (LSU 4.9)
- PWR/IO Cable
- Sensor Harness
- Butt Connectors (4pcs)
- Silver Nut
- Installation Manual