Features: 1.CCD Sensor: Barcode scanner uses a CCD sensor engine, which supports reading linear barcodes directly from computer screens and mobile phones. 2.Wide Compatibility: Barcode scanner is suitable for computers, smartphones, tablets and mobile PDAs (Note: it does not work with quadrate POS) 3.1800mAh Battery: The BT barcode scanner features a 1800mAh battery for up to 15 hours of continuous operation, easily recharged within 2 hours via the included charging cable. 4.Easy to Connect: 2.4GHz barcode scanner can be easily connected to use, trigger the button, then the barcode scanner will start pairing, support HID and SPP mode. 5.Wide Application: 2.4GHz barcode scanner is a BT barcode scanner for Android tablet, supports for OS X,for Android,for Windows 10 and other systems. specification:Item Type: BT Barcode Scanner Material: ABS Colour: Black Function: 1D Code, QR Code Scanning Connection: BT, 2.4G Wireless Transmission Protocol: BT, 2.4G Storage Space: 16MB Decoding Chip: Arm Cortex32 Bit BT Module: BT 4.1 Prompt Mode: Indicator Light, Buzzer Built in Battery: Lithium Battery Battery Capacity: 1800mah Standby Time: >30 Days PackageList:1 x BTBarcodeScanner 1 x2.4GReceiver 1 x Charging Cable 1 x User Manual NoteShips with built in battery.