2D QR Bluetooth Barcode Scanner, Wireless Adjustable Back Clip Phone Bar Code

Phone Back Clip Design Wireless Adjustable Back Clip Phone Scanner barcode , Anti-slipped Clip Design protects your phone from damage but with a very firm and fixed clip at the top and the bottom. With an adjustable length of 5.7-7.1 inches, it's also suitable for most phone sizes. 3 usage modes 1 Bluetooth mode 2 wireless dongle 2.4G 3 barcode scanner is connected to the phone via usb line, it also charging treasure, You could also use it as an emergency power supply due . 3 Scanning Mode Manual trigger mode + Auto-sensing mode + Continuous mode. The 2d scanner will automatically read the barcode once the barcode is detected. There is no need to press the button to scan it. for 1D QR PDF417 Data Matrix Code Reader, Work with iPhone, Android, iOS for Warehouse Library Book Inventory 3 Scanning Button 3 scanning buttons designs, to achieve left, right, up and down multiple positions to scan, You can choose the most convenient one as the scan button , it can save your