describe 1. Control the DC forward and reverse motor operation through ewelink APP and RF 433.92MHz 2. Control the forward and reverse rotation and stop of the DC motor through the button switch. 3. Press the 1 button, the motor reverses; press the 1 button again, the motor stops 4. Press the 2 button, the motor rotates clockwise; press the 2 button again, the motor stops 5. Press the 1 button, the motor is anyway, if you press the 2 button again, the motor will rotate clockwise, and the 1 button will automatically turn off. Feature: Input voltage: DC 7-32V Upper current limit: 10A Wireless Standard: WiFi 2.4GHz b/g/n Working temperature: -20~70 Working humidity: 80% Material: ABS Dimensions: 82*32*32mm Different ways to control the WIFI module APP control You can control the connected garage doors, electric curtains, forward and reverse motors, etc. in the Yiweilian APP anytime, anywhere. RF433 control The WIFI module supports RF433 frequency, you can control the WIFI module by RF433mhz remote control. 2.4Ghz WIFI control When at home, you can control the module in your smartphone via 2.4Ghz WIFI Mobile Network Control When you're out and about, you can control the device network in your smartphone from your 2G/3G/4G phone. (Note: the router needs to be online, and the WIFI module needs to be kept close to the router) voice control Compatible with Alexa and Google Assistant, you can use voice control to turn on/off connected appliances. Share Control One device can be controlled by multiple mobile phones, and the wifi module can be shared with family members Group Control One mobile phone can control multiple smart devices. The wifi module and other smart devices can be added to a group, then all smart devices will automatically turn on/off at special time. Instructions for use