The factory has a built-in 2
The simulation sound can switch between the sound of guns
1 x FC Engine
Products are great for birthdays
It can be purchased according to individual needs
Non Contact Digital Photo Tachometer Motor Speed Gauge Testing for Engine Micro Motor RC Car_Henglong The factory has a built-inNon Contact Digital Photo Tachometer Motor Speed Gauge Testing for Engine Micro MotorFeatures:. The measuring object of this speed tester is industrial object, which can be used to measure motor, fan, automobile, airplane, ship, etc. The speed tester is practical, multi purpose, widely used. Features large screen LCD, high precision probe, wide measurement range, high measurement accuracy. How to use: Accompanied by user manual, please check the