Handheld Propeller Speed Tester Small RC Tachometer Digital + Battery + Lanyard
20,63 €
Small error and high accuracy. Suitable for RC airplane, duct, propeller speed test of propeller. It is easy to use, just turn on the switch, select the number of propeller blades, and aim at the rotating propeller at a distance of about 5~0cm to start reading.
Jetzt bei Ebay:
