



⏱️ Diagnose smarter, drive smoother — don’t let sensor issues slow you down!
The GTC ST05 Oxygen Sensor Tester and Simulator is a compact, battery-powered diagnostic tool designed for professional-grade oxygen sensor testing. Featuring real-time output visualization, rapid pass/fail testing via snap throttle acceleration, and simulation of rich/lean engine conditions, it empowers mechanics and enthusiasts to detect subtle sensor faults that impact engine performance. Lightweight and portable, it supports on-vehicle or off-vehicle testing, making it an essential instrument for precise engine management diagnostics.
| Brand | GTC |
| Power Source | Battery Powered |
| Style | Electronic Instrument with LED Displays |
| Color | Black with Blue Holster |
| Item Weight | 1.75 Pounds |
| Upper Temperature Rating | 50 Degrees Celsius |
| Measurement Type | Voltmeter or Ohmmeter |
| UPC | 833303000459 |
| Manufacturer | General Technologies Corp. |
| Global Trade Identification Number | 00833303000459 |
| Model | ST05 |
| Item Weight | 1.75 pounds |
| Item model number | ST05 |
| Manufacturer Part Number | ST05 |
| Voltage | 9 |
| Wattage | 100 Milliwatts |
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