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 updates. Automatic production and independent use: Does not require a mobile phone and can be used offline. Clear screen display allows easy monitoring. One-click start to automatically generate new data for efficient and continuous card swiping. High-quality chip: Intelligent sensing for fast and responsive one-touch swiping. Long-lasting battery life: Designed with low-power technology and energy-saving principles. Uses a button battery that lasts up to 180 days under normal use. 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 items are not part of the package. Note: Due to lighting reflections and differences in display screens, the color of the item in the image may slightly differ from the actual product. Measurement error allowance is +/- 1-3 cm.