Digital Non-Contact Tachometer - RPM Speedometer with Laser, Analog Bar Scale, 2.599999 RPM Custom Alarms for HVAC Motor Speed Test

Non-contact measurement with infrared laser: Measures rotation speed RPM safely and accurately without direct contact, with a wide measurement range of 2.5~99999 RPM. Provides measurements with ±0.05% read+1 digit accuracy and sampling rate of about 0.8 seconds for accurate readings at over 60 revolutions per minute. Clear Intuitive Display: Equipped with a backlit display and color backlight alarm function for clear readings in different lighting conditions; Features analog bar scale for intuitive speed control. MULTIPLE MEASURING FUNCTIONS - Includes data memorization, max/min/average readings and customizable alarm limits for precise control. Practical design and accessories: Compact and lightweight design with a carrying pouch, reflective paper and manual, ensuring easy portability and installation for professionals and hobbyists.