RuoShui Digital Tachometer Handheld Contact Motor Tachometer LCD Speedometer Tach RPM Meter Wide Measuring Rang 0.5～19999rpm Desktop Jewellery & Watch Multi-Functional Repair Tool with LED Lights great for use in most

great for use in most general electrical or household repairs

AC Voltage Resolution: 1mV/10mV/100mV/1V

Safe and reliable

Professional laser head with high speed and high stability

42 * 18mm / 1

RuoShui Digital Tachometer Handheld Contact Motor Tachometer LCD Speedometer Tach RPM Meter Wide Measuring Rang 0.5～19999rpm Desktop Jewellery & Watch Multi-Functional Repair Tool with LED Lights great for use in mostThis Contact Digital Tachometer is used to detect rotate speed, linear velocity or frequency of motor. It can be widely used in motor, fan, washing machine, automobile, airplane and other industries. Features: Adopts the MCU and electrooptical technology for contact measurement efficiently. Wide measuring range and high resolution with LCD display for clear indication. Come with 4 convertible accessories for different speed measurement. Max. Min. LAST