High speed wireless transmission: Supports mobile app connection for one-stop management of data files. Store over 2000 bin files offline with full data synchronization and updates. Automatic operation and independent use: Does not require a mobile phone, can be used offline. Clear screen display allows quick viewing. One-click start to automatically generate new data, enabling efficient and continuous card swiping. High-quality chip: Intelligent sensing technology provides fast and responsive one-touch swiping. Long-lasting battery life: Utilizes low-power technology and energy-saving design. A single button battery can last up to 180 days under normal usage. Note: Factory batches may vary. Minor differences in labeling do not affect product functionality. Color: White Material: Plastic Package Contents: 1 x Handheld Emulator Only the items listed above are included; other accessories are not included. Note: Lighting reflections and differences in display screens may cause slight variations in color between the image and the actual item. Measurement error allowance is +/- 1-3 cm.