Product Description: Digital Tachometer, expertly designed for non-contact applications. Constructed from durable ABS material, this versatile instrument is ideal for automotive professionals and industrial technicians, enabling seamless monitoring of rotational speeds from Non-contact type 3 to 100,000 RPM. Utilizing cutting-edge laser technology, the tachometer provides non-contact measurements with an effective range of 50mm to 500mm, ensuring safety and accuracy even from a distance. With an impressive accuracy of ±(0.05% FS + 1 RPM) and a resolution of 0.1 RPM for speeds below 10,000 RPM, this device guarantees reliable results in any setting. The user-friendly interface allows you to easily switch between measurement modes, and the clear LCD display ensures instant feedback on readings. Equipped with a low battery indicator, you'll always know when it's time for a change. This device operates efficiently in a wide temperature range of -10 to 50°C and can handle humidity levels up to 80% RH, making it perfect for various working environments. Designed for portability, the compact size (130 x 59 x 29mm / 5.12 x 2.32 x 1.14in) and lightweight build (110g / 3.88oz) make it easy to carry and use on the go. The package includes everything you need to get started: the digital tachometer, a user manual in English, One reflective markers, and two 1.5V AAA batteries. Elevate your diagnostic capabilities with our Digital Tachometer—where cutting-edge technology meets practicality for all your rotational speed measurement needs!