Tachometer (Measure RPM)
This digital tachometer is used to measure the motor propeller RPM remotely using infrared. It's also a great tool when you try to figure out which propeller works best with your motor configuration.
Measures rpm of propeller or fan up to 9 blades and record maximum, minimum and final reading in memory.
- Display: 5-digit LCD, height of digit: 18mm
- Measuring range: 2.5-99999 RPM
- Resolution: 0.1RPM（2.5～999.9RPM), 1RPM (over 1000RPM)
- Accuracy: ±（0.05%+1character）
- Responding time: 0.5 second（over 120RPM）
- Measuring range choise: Automatic
- Effective distance： 50mm - 500mm
- MAX current： 40mA
- Data record： automatically record Max.,Min. & final measurement results
- Battery: 4.5V (3 cell) AAA battery
- Dimension: 184X76X30mm