Features:

3 Connection Modes: This scanner works with Bluetooth, 2.4GHz wireless and USB 2.0 wired mode. The transmission distance can be 656ft in barrier free environment and 98 ft in obstacles environment using 2.4G USB dongle.
Vibration Alert: When you need a quiet working environment, just set the volume off and the vibration function will lets you know if a barcode is detected.
Two upload mode: Instant upload mode + Storage mode. Scan and store up to 50000 barcodes in the built-in storage of the scanner, and then upload all the stored data to your device when you need.
Mini Size: Just bring this scanner with you. Anytime you want to collect data, just connect it with your device via Bluetooth or using the storage mode.
Supported Both Digital and Printed 1D 2D QR Bar Code Symbologies: 1D Decode Capability: Codabar, Code 11, Code93, MSI, Code 128, UCC/EAN-128, Code 39, EAN-8, EAN-13, UPC-A, ISBN, Industrial 25, Interleaved 25, Standard 25, 2/5 Matrix 2D Decode Capability: QR, PDF417, Data Matrix, Aztec code, Maxi Code.
Instructions

Tera EVHK0012 Barcode Scanner

Tera EVHK0017 Barcode Scanner Heavy Duty industrial barcode scanner