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 smartphone and can be used offline. Clear screen display allows easy viewing. One-click start to automatically generate new data for efficient, continuous card swiping. High-quality chip: Intelligent sensing for fast and responsive touch-based 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 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 items are not part of the package. Note: Lighting and display differences may cause slight variations between the color shown in the image and the actual product. Measurement error allowance is +/- 1-3 cm.