The Senbono Smart Watch in black comes with its original instructions, charging cable, and length of watch is 27cm, making it ready to use straight out of the box. With a sleek black rubber band strap and a matching black and orange box, this stylish smart watch is perfect for those who prefer a classic and understated look. The watch runs on the fitcloudpro app and is compatible with Android operating systems, providing a seamless and convenient user experience. Made in China, used once.