BIWITECH SMARTTAG E-INK 2.9
Elevate Your Product Information with Larger Digital Labels
Enhance your retail experience with the SmartTag Biwitech E-Ink 2.9. This advanced electronic shelf label features a larger 2.9-inch display, perfect for showcasing detailed product information, specifications, and pricing. With real-time updates and energy-efficient technology, it's the ideal solution for modern retail environments requiring comprehensive product displays.



Key Features
Larger Display
2.9-inch E-ink screen for comprehensive product information.
Energy Efficient
Long battery life with ultra-low power consumption.
Real-Time Updates
Instantly update prices and product details across your store.
Durable Design
Built to withstand retail environments with a sturdy construction.
Wide Viewing Angle
Clear visibility from various angles for customer convenience.
Smart & Efficient Digital Labels
With e-paper technology, ultra-low energy consumption, and long-lasting 3-5 year battery life, SmartTag Biwitech E-Ink 2.9 provides a future-ready solution for comprehensive digital pricing and product information needs.
E-paper Technology
Crystal clear display for easy reading of detailed information
Ultra-low Energy
Efficient power consumption for extended use
Long Battery Life
3-5 years of operation on a single charge
Product Dimensions
Precise Measurements
88.5mm
Width
41.5mm
Height
13.8mm
Depth
Display Size
2.9-inch E-ink display with 296x128 pixel resolution

Benefits
Enhanced Product Information
Larger 2.9-inch display allows for more detailed product descriptions and pricing information.
Improved Customer Experience
Clear and comprehensive information ensures transparency and informed decision-making at the shelf.
Operational Efficiency
Automate pricing updates and reduce manual workload, allowing staff to focus on customer service.
Cost Savings & Sustainability
Reduce the need for printed labels, lowering waste and environmental footprint.
Ideal Applications
Retail Stores
Detailed product information and dynamic pricing for various items
Supermarkets
Comprehensive product details and nutritional information display
Warehouses
Detailed inventory management and product specifications
Electronics Stores
In-depth technical specifications and feature comparisons
Simplified, Powerful, and Efficient
With the Integrate SmartTag Controller, no software installation is required—the system operates directly via your browser. Enjoy hassle-free setup and powerful performance with:
Multi-function Integration
Combining data processing, routing, and transmission into one efficient device.
Direct ERP Connectivity
Seamlessly integrates with your ERP system for real-time data synchronization.
Browser-Based Interface
Simplifies management and reduces IT overhead.
Effortless Scalability
Supports multiple ESLs without performance degradation.
Streamline your operations with the simplicity and power of the Integrate SmartTag Controller

Technical Specifications
Feature | Specification |
---|---|
Part Number | SMARTTAG_E29_V4 |
Dimensions | 88.5mm x 41.5mm x 13.8mm (3.48 in x 1.63 in x 0.54 in) |
Screen Size | 2.9 inches |
Display Technology | E-ink |
Resolution | 296 x 128 pixels |
Active display area | 1.14 in (H) x 2.63 in (V) (29(H) x 66.9(V)mm) |
Pixel size | 0.00894in x 0.00890in (0.227 x 0.226 mm) |
Viewing angle | Nearly 180° |
Pixel Colors | Black/White |
Operating Temperature | 0°C-50°C (32°F - 122°F) |
Product Weight | 32.5g (0.07 lb) |
Battery | 1200mAh (CR2450*2) |
Battery Life | 3-5 years |
ESL Operating Frequency | 2.4GHz |
Communication Range | 30 m |
DIY Stencil Design | Available |
Supported Content Formats | Text/Image/QR Code/Barcode |
Accessories
SmartTag Family Applications

From retail pricing to meeting room management, SmartTag E-INK displays offer versatile solutions for any business need
Ready to Upgrade Your Store?
Empower your retailbusiness with SmartTag Biwitech E-Ink 2.9 and experience a smarter, faster, and more efficient way to manage pricing and product information.