4 Digit Digital Tachometer RPM Meter with Hall Effect Sensor Motor Speed Measurement Tool for Automotive & Industrial Use Anti-Interference Alarm 100-240V US Plug

How to Use: 1. Press and hold the setting button "SET" for 3 seconds to enter the parameter setting. If there is no within 6 seconds, it will automatically exit the setting interface without saving. 2. Press the "SET" button continuously to set different parameters, H1, 9000, H2, 0000, H3, 0004.... until the H8 parameter, and then automatically stored and closed. 3. Press the "<" button to adjust the parameter shifting, and the corresponding digit flashes; Press the middle button to adjust the data. Specification: Item Type: Motor Tachometer Material: ABS, Stainless Steel Working Voltage: DC 7-30V Plug: US Plug 100-240V Hall Sensor Wire Length: Approx.2m/78.7in Display: 4 Digits Alarm: 50dB Sound and Light Integrated Package List: 1 x Motor Tachometer 1 x Power Adapter 1 x Accessory

• Memory Storage Function: The RPM speed meter has memory function, the set parameters will not be lost after power off.
• Accurate and Stable: The motor tachometer has good stability, high measurement accuracy and strong anti interference ability.
• Easy Installation: The meter adopts standard size, easy to install, with reverse polarity , power supply voltage range DC 7‑30V.
• Material: The motor tachometer is made of ABS and stainless steel material, has high strength, good and proof, sturdy and .
• Wide Application: The motor tachometer is equipped with sound and light integrated alarm, can monitor the motor speed in real time according to the set parameters.