UNI-T UT372D 2-in-1 Contact & Non-Contact Tachometer – Photo RPM 1–99,999, Contact RPM, Surface Speed & Length, Bluetooth iENV App, ±0.02% G-300 Component Box Gyroscope ±250 500 1000 2000

Gyroscope ±250 500 1000 2000 °/ s

The SMD SN74HC02D is a quad 2-input positive-NOR gate IC in SOP-14 (SOIC-14) surface-mount package

Compatibility: Suitable for a wide range of electronic devices

Although that means you do not need to continuously send it to signal to tie up your microcontroller

UNI-T UT372D 2-in-1 Contact & Non-Contact Tachometer – Photo RPM 1–99,999, Contact RPM, Surface Speed & Length, Bluetooth iENV App, ±0.02% G-300 Component Box Gyroscope ±250 500 1000 2000UNI T UT372D 2 in 1 contact & non contact (photo) tachometer with Bluetooth for measuring rotational speed (RPM), surface speed, length, frequency and counts on motors, fans, conveyors and machinery. Genuine UNI T product supplied by Digilog. pk with user manual and warranty. Key Features Non contact (optical) RPM 1 ~ 99,999 (target 50500 mm) Contact RPM 1 ~ 19,999 + surface speed & length Accuracy 0. 02% 1 digit Modes: contact non contact RPM,