Digital Tachometer The Digital Tachometer is a non-contact optical measuring instrument designed for accurate RPM measurement of rotating machinery and equipment. Using advanced laser technology, it provides fast, precise, and reliable rotational speed measurements without physical contact, making it ideal for maintenance, inspection, quality control, and industrial testing applications. The instrument automatically stores maximum, minimum, and last measured values, allowing users to quickly analyze speed variations and equipment performance. Features • Non-Contact Optical Tachometer • Laser-Based RPM Measurement • Fast and Accurate Speed Detection • Automatic Memory Function • Stores Maximum Reading • Stores Minimum Reading • Stores Last Measured Reading • Easy-to-Read Digital Display • Portable and Lightweight Design • Suitable for Industrial and Maintenance Applications Technical Specifications Model: 8505 Measurement Range: 2.5 to 99,999 RPM Resolution: 0.1 RPM (Up to 999.9 RPM) 1 RPM (Above 1000 RPM) Accuracy: ±(0.5% + 1 Digit) Measurement Method: Non-Contact Optical Measurement Laser Source: Integrated Laser Light Memory Functions: • Maximum Reading • Minimum Reading • Last Reading Power Supply: 4 × 1.5V AAA Batteries Applications • Motor Speed Measurement • Fan RPM Testing • Conveyor System Inspection • Pump Speed Monitoring • Gearbox Testing • Machine Maintenance • Industrial Equipment Inspection • Quality Control Testing • Rotating Machinery Analysis • Production Line Monitoring Product Video: Paste YouTube Video Link Here For more information about the Digital Tachometer, please contact us at 08045134493 or email [vhk_08@yahoo.com](mailto:vhk_08@yahoo.com). Our team will be happy to assist you with product specifications, pricing, and application support.