Digital Laser Handheld RPM Meter Speedometer (2.5-999999 RPM Measuring Range) with Backlit LCD Display for Motor Machine Lathe

General Description: The Laser Handheld RPM Meter is a rotary speed measuring device capable of measuring speeds from 2.5 to 99,999 RPM. It uses non-contact laser technology for precise and rapid measurements, with a detection distance of 50 to 500 mm. Its backlit LCD screen allows for easy data reading, even in low-light conditions. Technical Specifications Material: ABS Measuring Range: 2.5 ~ 99999 RPM Resolution: 0.1 RPM (2.5 ~ 99999 RPM) Accuracy: ± (0.02% - 1 digit) Measuring Distance: 50 ~ 500 mm Sampling Time: 0.5 S (for over 120 rpm) Power Supply: 1 x 9V 6F22 (not included) Operating Temperature: 0 ℃ ~ 50 ℃ (32 ℉ ~ 122 ℉) Operating Humidity: 10% ~ 90% RH Storage Temperature: -10 ℃ ~ 60 ℃ (14 ℉ ~ 140 ℉) Storage Humidity: 10% ~ 75% RH Product Dimensions: 14.5 x 8.5 x 4.0 cm Product Weight: 93 g Package size: 16.5 x 9.5 x 4.5 cm Package weight: 123 g Compatibility and accessories Included: 3 reflective strips User manual Note: Tachometer only, other accessories in the photos are not included Installation Before measuring, it is necessary to attach a reflective strip to the target object to ensure accurate results. Use This tachometer is ideal for measuring the rotational speed of various objects such as motors, wheels, and machines, whether for cutting metal or wood. Other information Please read the user manual carefully for more information.