1. Broad Device Compatibility: This Bluetooth keyboard seamlessly pairs with a variety of devices. 2. Equipped with advanced Bluetooth technology, this keyboard ensures a stable connection up to 10 meters away. It includes media hot keys such as volume control and track navigation for added convenience. 3. Portable Design for On-the-Go Use: This compact keyboard fits easily into backpacks or handbags, making it ideal for travel, home, school, or office use. 4. Enjoy up to 80 hours of typing on a single charge with the built-in lithium battery. The keyboard features an automatic sleep mode after 15 minutes of inactivity to conserve power. 5. Quiet and comfortable typing experience, minimizing distractions in quiet environments. Item Type: Keyboard Effective Distance: About 10 meters Battery Type: Built-in 120mAh lithium battery (included) Uninterrupted Working Time: About 40 hours Note: Due to different production batches, product appearance and printed text may vary slightly, but this does not affect functionality. Color: Yellow Material: ABS Package Contents: 1 x Keyboard Note: Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement error allowed is +/- 1-3 cm.