Description: 【Versatile DC Motor Controller】: This 12V24V36V motor forward and reverse control switch with limit function is equipped with two 10A relay. It's recommended for motors within 60 watts for safe use, making it ideal for a variety of applications. 【Intelligent Design】: The controller features an state of power off, ensuring the motor stop when power is cut and maintains its state when power returns. It also includes smart code, with built-in self-locking, interlocking, and non-locking function conversion slots. 【Manual Control Option】: This model has been upgraded to include manual control pins that can be connected to a manual switch. Please note that mode switching should be done when the device is powered off. 【Adjustable Limit Function】: When you choose not to install the limit, you can convert it to use for convenient motor movement. If you choose to install the limit, you can convert it to interlock use - simply press stop wherever you want the motor to move. 【Specifications】: The receiver shell measures 2.68inchx1.73inchx0.98inch and is made from sturdy plastic material, with a standby current consumption of 7mA and working current consumption of 35mA, and remote frequence is 133MHZ. Specification: Receive Shell: 6.8cmx4.4cmx2.5cm/2.68inchx1.73inchx0.98inch Package Includes: 1 Set Motor Remote Control Switch(with 4 CR2016 batteries) Note: Please allow slightly errors 1-2cm differences due to manual measurement.