The AHT21B digital temperature and humidity sensor module is small in size, industrial-grade, and has a fast response time.

Sealey Auto Probe Automotive 6-24v 12v Power Circuit Electrical Tester PP1

Sealey Power Scope Automotive Probe 0-30V PP100

Sealey Auto Probe 3-42V DC PP7

Sealey VS600ED Engine Dipstick for Audi 600mm

Draper Mechanics Stethoscope Model 54503 – Professional Diagnostic Tool for Mechanics and Technicians

Philips KTY81/110 Silicon temperature sensor

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pH Probe-ABS PH Sensor Probe 0-14PH High Sensitivity, High Precision, Accurate and Reliable

pcs NTC Thermistor Temperature Sensor 10K 1% 3950 Waterproof 1m Extension Cable Temperature Meter for Car Air Conditioner/Refrigerator

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Pair Multimeter Probes Cable 1M, 1000V / 20A /CAT III/IV Multimeter Test Tip，Multimeter test cable, multimeter probe, multimeter test cable, soft silicone electrical test kit

Replacement electrode/probe for BNC pH testers 1.4 Ø12mm (pH-201)

Exhaust Gas Temperature EGT Sensor for Audi A3 8P 1.6 2.0TDI 03L906088AK 2PIN

Aramox Liquid Level Sensor, IP67 Capacitive Technology Sensor for Non-Metallic Containers, 5-12V, Detection Range up to 20mm, Ideal for Management Systems.