Features: Intelligent curtains opening and closing: Automate your existing blinds, shades, or curtains in the simplest and most cost-effective way. Motor can set upper & bottom limit positions: Limits can be saved even when power off. Battery Charging: Built-in 2000mAh battery, powered by charger (Power adaptor is not included), ensures long-time continuous working with the battery capacity. Save more money and energy with low power consumption. Works with any plastic beaded chain or metal beaded chain that is looped. Compatible with venetian blinds, vertical blinds, honeycomb blinds, roller blinds, soft gauze curtains, with no need to disassemble the curtains, and simple installation. Smart in seconds: Different batches may result in differences in product appearance and color, which does not affect usage. Functional: App control / remote control Timing switch Temperature sensor off TUYA scene mode Bluetooth control distance: 10 meters, supports remote control, remote control needs to be equipped with a Bluetooth gateway (not included). Can be connected to Alexa, Google Home, Xiaodu, Xiaoai, and other smart speakers (needs to be equipped with a Bluetooth gateway, not included). Battery: Built-in 2000mAh lithium battery Color: White Material: Package Contents: 1 x Blind Motor 1 x Remote control Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the real thing. The measurement allowed error is +/- 1-3cm. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and description, we have provided detailed information about the product, including its features and specifications. We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don't hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it.