Connection: Turn on the function of the scanner, mobile phone and tablet to search for available devices. Once you find the scanner, you can click connect without any setup. Support one key pairing without PIN code, automatically connect after restarting the scanner. Multifunctional: More custom functions, such as auto sensing, hiding barcode characters, adding prefix or suffix, volume adjustment, etc. Ultra Long : Support the farthest transmission distance up to 30meter (open space). Compatible with for POS, for IOS, for Android, for Windows, for OS X, for Linux. Supports multiple national keyboards. Mobile Phone Protection: Barcode scanne can be directly clipped on the back of the mobile phone, the scanner has a protective fleece to defend the mobile phone from being scratched, and it is easy to install and disassemble. Energy Saving: The scanner uses a rechargeable 1800mAh battery, which can be used continuously for 10 days and 25,000 scans after being fully charged. The scanner automatically shuts down after 5 minutes of inactivity by default. Users can set or cancel the shutdown time.