Easy Smart Upgrade: Hang our automatic curtain opener on your existing curtain rod or track for instant automation. No drilling, disassembly, or magnets needed. It is ideal for bedrooms, living rooms, offices, or nurseries Fits U- and I-Shaped Rails: Our hanging hooks allow the controller to mount easily onto U-shaped and I-shaped tracks, making this smart curtain opener ideal for rentals or older home renovations 3 Control Methods: Control your smart automatic curtain opener via remote, app, or voice. Compatible with Amazon Alexa and Google Assistant, it lets you open or close curtains anytime, from anywhere—whether you're relaxing at home or on the go Rich Smart Features: This electric curtain opener includes adjustable range, timers, light and temperature sensing, position control, and custom scenes. Enjoy full control from your bed or sofa. Quiet Mode ensures silent operation for restful sleep Long-Lasting Battery Life: Equipped with two built-in 2000mAh batteries, this auto curtain closer/opener lasts up to six months on a full charge with regular use. Say goodbye to frequent charging and enjoy uninterrupted smart living