Handheld Contact and Photo RPM Tester,2.5-99,999RPM Digital Tachometer with 4 Pcs Probe, Linear Velocity Measuring (m/min,ft/min),Linear Tachometer with LCD Display,for feet per Second/Minute

Handheld Contact and Photo RPM Tester,2.5-99,999RPM Digital Tachometer with 4 Pcs Probe, Linear Velocity Measuring (m/min,ft/min),Linear Tachometer with LCD Display,for feet per Second/Minute

• 2-in-1 Dual-Function Industrial Tachometers: This Photoelectric contact speed tester integrates contact/non-contact RPM measurement and linear velocity measuring tool functions, equipped with 4 Pcs Probe (including 3 contact adapters) to meet diverse measurement needs of machinery equipment in various scenarios.
• High Precision & Wide Measurement Range: As a high precision rotational speed meter, it offers photoelectric RPM range of 2.5~99,999 rpm, contact RPM range of 0.5~19,999 rpm, and linear velocity measurements in m/min, ft/min, feet per second/minute (0.05~1999.9 m/min / 0.2~6,560 ft/min) with ±(0.05%n+1d) accuracy and 1.0s sampling time (below 60 rpm).
• Portable & Durable Design: This portable tachometer features a lightweight yet robust ABS plastic housing with an ergonomic design, ensuring comfortable grip and easy handheld operation—perfect for on-site testing of motor, fan, and other machinery.
• Clear LCD Display & Memory Function: Equipped with a backlit LCD Display, the digital handheld contact photo tester provides clear visibility in any environment; its built-in memory automatically stores maximum, minimum, and last measurement values for convenient data review.
• Versatile Applications for Machinery: This linear tachometer serves as a reliable motor fan gauge, ideal for measuring revolutions per minute (RPM), frequency, surface velocity, and length in equipment like motors, fans, automobiles, paper mills, and other industrial machinery—combining precision and practicality for professional use.