1. Introduction
Thank you for choosing the Inateck BCST-42-G 2D Bluetooth Barcode Scanner. This manual provides detailed instructions on how to set up, operate, and maintain your device. Please read this manual carefully before use to ensure optimal performance and longevity of your scanner.
Package Contents

Image: The Inateck BCST-42-G barcode scanner, user guide, USB-C cable, two silicone protective covers (yellow and black), wrist strap, and quick-setting sticker are neatly arranged on a white background, illustrating the complete package contents.
- Inateck BCST-42-G Barcode Scanner x 1
- Type-C USB Cable x 1
- Silicone Protective Cover x 2 (one yellow, one black)
- Hanging Cord / Wrist Strap x 1
- Quick-Setting Sticker x 1
- User Manual x 1
2. Product Features
- Bluetooth 5.0 Connectivity: The BCST-42-G scanner is equipped with a Bluetooth 5.0 module, allowing seamless connection to phones, tablets, or computers.
- Wide Compatibility: Compatible with various operating systems including Android, iOS, Windows, Mac OS, and Linux.
- Versatile Barcode Reading: Capable of reading all 1D and common 2D barcodes, including colored, inverted, and GS1 barcodes, from both paper and digital screens.
- Extended Battery Life: Offers up to 49 hours of continuous operation in Bluetooth mode on a full charge, minimizing downtime.
- User-Friendly Controls: Features a convenient M-button for quick switching between Bluetooth pairing, battery status check, inventory mode, and normal scanning mode.
- Vibration Alert: Provides tactile feedback with a vibration alert, enabling discreet operation in quiet environments like libraries or bookstores.
- Compact and Portable Design: Small and lightweight, making it easy to carry and use on the go.

Image: This diagram illustrates the scanner's capability to read different barcode types, including standard 1D, QR codes, colorful, inverted, and stacked barcodes, highlighting its versatility for both printed and screen-displayed codes.

Image: Icons for Windows, MacOS, Linux, iOS, and Android are displayed, emphasizing the broad range of operating systems the scanner is compatible with.
3. Setup
3.1 Initial Charging
Before first use, fully charge the scanner. Connect the provided Type-C USB cable to the scanner's charging port and the other end to a USB power adapter (not included) or a computer's USB port. The charging indicator light will show charging status.

Image: A graphic illustrating the scanner's long battery life, indicating it can operate for an extended period on a single charge. The product specifications state up to 49 hours of battery life.
3.2 Powering On/Off
- To power on: Slide the power switch (usually on the side) to the "ON" position.
- To power off: Slide the power switch to the "OFF" position.
3.3 Bluetooth Pairing
The BCST-42-G connects wirelessly via Bluetooth 5.0. Follow these steps to pair your scanner with a device:
- Ensure the scanner is powered on.
- Long press the 'M' button on the scanner until the blue LED flashes, indicating it's in pairing mode.
- On your host device (phone, tablet, or computer), go to Bluetooth settings.
- Search for available devices and select "BCST-42" from the list.
- Once connected, the blue LED on the scanner will become solid, and your device will confirm the connection.

Image: This graphic illustrates the multi-functionality of the 'M' button and 'F' button combination for Bluetooth pairing, battery status, and activating/deactivating inventory mode.
Video: An official product video demonstrating the Inateck BCST-42 Bluetooth Scanner's features, including its compact size, ease of use, and compatibility with various devices. It shows the scanner being used to scan barcodes from both physical items and digital screens, and highlights its accessories and long battery life.
4. Operating Modes
4.1 Normal Scan Mode
In Normal Scan Mode, scanned barcodes are immediately transmitted to your connected device. This is the default mode after pairing.
- Ensure the scanner is paired with your device.
- Open an application on your device where you want the scanned data to appear (e.g., a text editor, spreadsheet, or POS software).
- Point the scanner at the barcode and press the scan button. The data will appear in your application.
4.2 Inventory Mode
Inventory Mode allows you to store scanned barcodes in the scanner's internal memory (up to 270,000 barcodes) and upload them later. This is useful for batch scanning without a constant connection.
- To enter Inventory Mode: Simultaneously press and hold the 'F' button and the 'M' button. The orange LED will flash once to confirm entry into Inventory Mode.
- Scan barcodes as needed. They will be stored internally.
- To exit Inventory Mode and return to Normal Mode: Simultaneously press and hold the 'F' button and the 'M' button again. The green LED will flash once to confirm return to Normal Mode.
- To upload stored data:
- Ensure the scanner is paired with your device.
- Enter Inventory Mode (orange LED flashing).
- Scan the "Upload Data" QR code from the Quick-Setting Sticker or the user manual (page 55). The stored data will be transmitted to your device.
- To clear stored data:
- Ensure the scanner is paired with your device.
- Enter Inventory Mode (orange LED flashing).
- Scan the "Clear Data" QR code from the Quick-Setting Sticker or the user manual.

Image: A visual representation of the scanner being used in Inventory Mode, emphasizing its large storage capacity for over 270,000 barcodes.
5. Barcode Scanning
The BCST-42-G is designed to read a wide variety of barcodes efficiently.
5.1 Supported Barcode Types
The scanner supports all standard 1D barcodes and common 2D barcodes, including:
- 1D Barcodes: UPC/EAN, Code 128, Code 39, Code 93, Code 11, Interleaved 2 of 5, Industrial 2 of 5, Matrix 2 of 5, Standard 2 of 5, Codabar, MSI, GS1 DataBar, etc.
- 2D Barcodes: QR Code, Data Matrix, PDF417, Aztec Code, Maxicode, etc.
- Special Barcodes: Colored barcodes, inverted barcodes, GS1 barcodes.
5.2 Scanning from Screens
The scanner is capable of reading barcodes directly from digital screens, such as smartphones, tablets, and computer monitors. Ensure the screen brightness is sufficient for optimal scanning.

Image: A visual demonstrating the scanner's capability to read barcodes directly from a smartphone screen, useful for digital tickets or payment codes.
6. LED Indicators
The scanner uses LED lights to indicate its status:
| LED Status | Meaning |
|---|---|
| Green LED Flashing | In Bluetooth mode but not paired (searching for last paired device). |
| Green LED Flashes Once | Scan successful. |
| Blue LED Flashing | In pairing mode (scanner is discoverable). |
| Blue LED Solid | Successfully paired and connected. |
| Orange LED (left) | Inventory Mode active. |
| Green LED (right) | Normal Mode active. |
7. Maintenance
- Keep the scanner clean. Use a soft, dry cloth to wipe the exterior. Do not use abrasive cleaners or solvents.
- Protect the scanning window from scratches and dirt.
- Store the scanner in a cool, dry place away from direct sunlight and extreme temperatures.
- Use the provided silicone protective covers to enhance shock and dust resistance.

Image: This image displays the scanner alongside its protective silicone cases and wrist strap, emphasizing the accessories designed for durability and ease of carrying.
8. Troubleshooting
| Problem | Possible Cause / Solution |
|---|---|
| Scanner not connecting via Bluetooth. |
|
| Scanned data not appearing on screen. |
|
| Scanner not reading barcodes. |
|
| Short battery life. |
|
9. Specifications
| Feature | Detail |
|---|---|
| Brand | Inateck |
| Model Number | BCST-42-G |
| Product Dimensions | 10.49 x 5 x 2.59 cm |
| Item Weight | 77.11 grams |
| Connectivity Technology | Bluetooth 5.0 |
| Power Source | Battery Powered (USB-C charging) |
| Battery Type | 1 Lithium-Ion Battery (included) |
| Battery Life | Up to 49 hours (Bluetooth mode) |
| Barcode Types Supported | 1D (e.g., UPC/EAN, Code 128, Code 39), 2D (e.g., QR Code, Data Matrix, PDF417), colored, inverted, GS1. |
| Compatible Devices | Laptop, Desktop, Tablet, Smartphone (Android, iOS, Windows, Mac OS, Linux) |
| Memory (Inventory Mode) | Up to 270,000 barcodes |
10. Warranty and Support
Inateck products come with a standard warranty. For detailed warranty information, technical support, or service inquiries, please refer to the official Inateck website or contact their customer service directly. Keep your purchase receipt for warranty claims.
Official Inateck Store: Inateck Amazon Store