Multi-Blade Micro Tachometer
Ever wanted to know how fast your motor is spinning?
Wished you could better select the right propeller for your motor?
Now you can more accurately tune and performance test your engine, motor, edf or heli with the Turnigy tachometer.
Measures 2 to 9 propellers.
Super easy to use.
Ultra sharp backlit LCD
220mah Lion battery included
Auto shut-off when idle. (no more flat batteries)
Weighs only 39g.
1. press 'POWER' button for 1 second to power on/off.
2. Press 'SET' button to set the relevant propeller blades.
3. real time RPM value shown when you make the RPM sensor point to the blade within 10cm measurement distance.
4. maximum RPM value are displayed when measurement is finished.
5. backlit LCD are on/off when press 'SET' button for 3 seconds uninterrruptedly.