The ZSL-PT02 three-channel shelf button tag is a 2.4G customizable electronic reminder device featuring color lighting and sound alerts. Compatible with our company's gateway system, it offers six color options, an RGB indicator light, a button confirmation function, and a transparent housing with high brightness, enabling rapid item location and picking in inventory management (with illuminated indicators for targeted items and button confirmation for picking). It is suitable for applications such as warehouse material management, Cainiao Station shelves, supermarket storage areas, and large-scale warehouse goods retrieval.