Transform your home with ease using this Smart Automatic Curtain Opener, designed for effortless installation and intelligent curtain control. Crafted from durable ABS material, this automatic curtain opener is compatible with both U-shaped and I-shaped curtain rails, enabling versatile use across various window types without the need for tools or track modifications. Key Features: · Easy Installation: Upgrade your curtains to smart automation without altering existing tracks or requiring additional tools, making installation quick and hassle-free. · Broad Compatibility: Supports U-shaped tracks with bottom slotting widths of approximately 0-15mm and bottom ring widths up to 5mm, as well as I-shaped tracks with slotting widths from 5-40mm and bottom ring widths up to 5mm, ensuring flexible adaptation to different curtain rail designs. · Quiet Operation: Operates at under 25dB noise level, delivering smooth and silent curtain movement—ideal for bedrooms, nurseries, offices, and any environment where quiet is essential. · Wide Application: Perfect for automatic curtain control in bedrooms, living rooms, offices, nurseries, and more, providing enhanced convenience and home automation benefits. · Energy Efficient: Equipped with a built-in 3.7V 4000mAh lithium-ion battery, this eco-friendly device offers long-lasting power with minimal energy consumption, promoting sustainability and cost savings. · Optimal Speed: Features a motor speed of 10m/s to ensure fast and efficient curtain opening and closing without compromising quiet performance. Specifications: · Material: ABS · Motor Power Supply: Built-in 3.7V 4000mAh lithium-ion battery · Speed: 10m/s · Supported Track Types: U-shaped track, I-shaped track · Applicable U-Shaped Track Dimensions: Bottom slotting width approx. 0-15mm (0-0.59in), bottom ring width approx. 0-5mm (0-0.20in) · Applicable I-Shaped Track Dimensions: Bottom slotting width approx. 5-40mm (0.20-1.57in), bottom ring width approx. 0-5mm (0-0.20in) Package Includes: · 1 x Automatic Curtain Opener Enhance your living space with this smart, quiet, and energy-efficient automatic curtain opener. Designed for ease of use and wide compatibility, it seamlessly integrates with your existing curtains to provide modern convenience and a peaceful atmosphere.