This is the most popular micro server. It weighs only 9 grams and has a torque of 1.5 kg/cm. About its size is quite powerful. And it is widely applicable to beam robot.40A ESC has full functions: security arming function, throttle calibration function, and it supports multiple program methods. And it can help better control your RC models.It support a variety of program methods: emitting rod, LED program card, and it is very easy to operate the ESC at home or on the flight field. And it is a wonderful upgrade replacement.It has comprehensive functions, low voltage cut-off protection/overheat protection/throttle signal loss protection, compatibel with lithium batteries. You can change the time to suit different brushless motors.
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