









🔧 Diagnose Like a Pro, Drive with Confidence!
The QPKING AS503 Engine Oil Quality Tester is a cutting-edge diagnostic tool designed for petrol and diesel vehicles. Featuring a 2.8-inch screen and a high-precision optical probe, it provides accurate oil quality assessments and real-time transmission oil temperature readings. Its flexible 800mm PTFE hose probe ensures durability and ease of use, while the ergonomic handheld design offers comfort during testing. Supported by a 24-month warranty and round-the-clock customer service, this tester empowers professionals to maintain optimal engine performance with confidence.











| Manufacturer | QPKING |
| Brand | QPKING |
| Model | AS503 Motoröl-Qualitätsprüfgerät |
| Package Dimensions | 25.5 x 14.2 x 5.89 cm; 372 g |
| Manufacturer reference | AS503 Motoröl-Qualitätsprüfgerät |
| Manufacturer part number | AS503 Motoröl-Qualitätsprüfgerät |
| Item Weight | 372 g |
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