RioRand Upgraded Adjustable DC Motor Speed PWM Controller 10V 12V 24V 30V Reversing Switch 120W

Maximum continuous output current:3A ;Overload short circuit protection current:4A ,short circuit time does not exceed 30 seconds
Working Voltage:DC 10V – DC 30V;Maximum output power:120W
PWM Frequency: 500 KHz;PWM Pulse Width Modulation Range: 5% -95%
Applicable Motor:brush motor
Please note that this controller has a low frequency causing some types of the motor to whine at low speeds but not all motors will be like this