| Brand | Unbranded |
|---|---|
| Type | Test Instruments |
| Model | AS503 |
| Working temperature range | -10℃~60℃ |
| Material | ABS |
| Working Voltage | 6V |
| Size | 72x29x175mm |
| Detection time | 16 seconds |
Check the listing for details. Engine Oil Tester with Digital Display for Check Gasoline & Diesel Car Engine. Condition: New. Listed at 64.79 USD. AUTOOL AS503 Engine Oil Tester is a specialized oil testing device tailored for the automotive inspection and maintenance sector. Consequently, it assesses the quality and performance of engine oil, effectively preventing potential engine issues and malfunctions, thereby ensuring the engine operates normally and efficiently.