BT22 is Speedingiot a new generation of 2.4G active lighting label with three channels. It has anti-disassembly function, colorful acousto-optic reminder lights, optional colors, 1 RGB headlight, transparent shell shell, high brightness, can quickly find objects in object management (the found objects have luminous prompts), and is suitable for application fields such as cainiao post shelf, supermarket warehouse search, large warehouse goods search, etc.