High speed wireless connectivity: Supports mobile app connection for one-stop management of data files. Store over 2000 files offline with full data synchronization and updates. Automatic operation and independent use: No need to rely on smartphones; can be used offline. Clear screen display for easy monitoring. One-click start to automatically generate new data, enabling efficient and continuous card swiping. High-quality chip: Intelligent sensing technology for fast and responsive one-touch swiping. Long-lasting battery life: Designed with low-power and energy-saving technology. Uses a button battery that lasts up to 180 days under normal usage conditions. Note: Factory batches may vary slightly in appearance or labeling; this does not affect product functionality or compatibility. Color: White Material: Plastic Package Contents: 1 x Handheld Emulator Note: Other items not included. Note: Lighting effects and display differences may cause slight variations in color between the image and the actual product. Measurement error allowed is +/- 1-3 cm.