2021 metal digital lockers for storage is the most technologically advanced self-storage equipment on the market. The key of the product is composed of three parts: cabinet, cabinet and main control unit. The main control unit includes internal microcomputer, LCD display, and ESPON thermal print head. , Operating keyboard, barcode reader and other key components, the inside of 2021 metal digital lockers for storage is controlled by a microcomputer to access the cabinet, which is safe and convenient.