1. This wireless barcode scanner pocket size, mini portable with wrist lanyard . 2. This bluetooth barcode scanner comes with large color LCD screen which can display time, battery level, connection mode, barcode data, stored data amount, total scanning amount, etc. Codes data display . 3. Switch 2.4G wireless and Bluetooth (HID or BLE or SPP) and USB wired connection mode more convenient. 4. Support 1D or 2D or QR Codes. Superior Scanning Performance 5. Three Data Upload Modes: Instant upload mode or Automatic storage or Inventory storage mode. Support XP, Win7, Win8, Win10 PC, Android, IOS devices. This QR code scanner is built-in 1000mAh high-capacity rechargeable battery, it can work continuously for 8 hours after 2.5 hours of full charge, 100-days super long standby time. Can store up to 512,000 characters in offline storage mode Support Bluetooth HID protocol, SPP protocol and BLE protocol (Bluetooth Transmission Mode). Colour:Black Material:plastic Package Contents: 1 x Barcode Scanner 1 x USB Dongle 1 x USB Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.