NUT anti-lost device is currently the leading performance anti-lost device in China. It can completely surpass the American international brand. Some functions are greatly exceeded, and the false alarm rate is extremely low. The outer packaging and manual are in Chinese and English versions, and the APP language follows the system language. For example, if the mobile phone system is Chinese, the APP is displayed in Chinese; the APP with the mobile phone system in English will be automatically displayed in English; the Chinese App name is “free looking” and the English APP name is “NUT”; The company can provide neutral non-Nut LOGO products (200 orders), customizable LOGO, can be customized packaging, and other personalized services, contact customer service;