Digital Small Engine Tachometer: Handheld RPM Gauge Hour Meter for 2 Stroke 4 St

• Small Engine RPM Tachometer: This digital tachometer accurately measures RPM from 100–30000 with 1% accuracy and supports timing from 1–99999 minutes; Compatible with all strokes and 1–8 cylinder 2-stroke or 4-stroke gasoline engines for reliable engine maintenance and performance monitoring
• 4 Modes Guide: The engine tachometer features 4 adjustable modes (01, 02, 03, 04) for different signal settings; Modes 01–03 follow a doubling relationship, while Mode 04 is used for reset only; Test different modes at engine idle speed to select the RPM reading closest to the actual engine speed
• Dual Measurement Methods: Supports inductive sensing and spark plug wire pickup methods; Measure within 3–5 cm of the spark plug or clamp the wire with the metal clip for quick testing
• IP65 Waterproof And Energy Saving: Built with IP65 waterproof protection to resist moisture and splashes during outdoor use; The display automatically turns off when the engine stops to help extend CR2450 battery life
• Wide Engine Compatibility: Suitable for lawn mowers, chainsaws, generators, motorcycles, ATVs, snowmobiles, outboard motors, dirt bikes, and other gasoline engines for RPM monitoring and engine maintenance

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