This intelligent pull bead motor is utility for you to use in your home or office. You no longer need to manually lift curtain, sometimes, your hands hold-ing things, it is not convenient for you to operate curtain. With this product, you can open or close curtains through your mobilephone or even your voice. It is very easy for you to operate it, come on and try it. Features: When you are away from home, with this curtain motor and APP, you can control curtain by your mobilephone, no longer need to worry about forgetting to open or close curtains in time. You are free to set your travel limit and stop wherever you want, and maximum travel is unlimited, give you a better using experience. worm-turbo self-locking brake device is adopted to ensure reliable brake and quiet when using. This product is direct current su-pply curtain motor, which is safety and reliable. Voice control: With this curtain motor and voice assistant like and , you can achieve to control your curtain by your voice. Specifications: Material: ABS Color: white Adapter type: , UK, USA, AU (optional) Rated voltage: 12 V direct current Rated : 4.5W Rated torque: 0.45Nm Rotating speed: 30rpm Operating temperature: -20℃~+65℃ Built-in receiving frequency: 915MHz, 2.4GHz Curtain motor size: 180 * 40 * 34mm / 7.1 * 1.6 * 1.3in Curtain motor weight: 262g / 9.2ounce Package size: 220 * 183 * 47mm / 8.7 * 7.2 * 1.9in Package weight: 517g / 1.1lb Note: This motor is a driving device applied to bead-chain roller blinds and realize intelligent automatic operation. Please refer to manual to connect motor to APP. Packing list: 1 * Curtain Motor 1 * Adapter (optional) 1 * User Manual Control your curtains remotely using a mobile app for convenience Set travel limits and stop the motor wherever you desire for a customizable experience Features a worm-turbo self-locking brake device for reliable and quiet operation Direct current power supply ensures safety and reliability Voice control capability allows operation through voice assistants