1.7.3" E-Ink display with 6 colors options

2. High-resolution display for crisp text and graphics, ensuring excellent readability from various angles

2.Supports Bluetooth 5.0 for fast, secure, and energy-efficient wireless communication with central systems or mobile devices

4. E-Ink only consumes power when updating, enabling battery life up to 5 years

5. Supports barcode, QR code, product info, pricing, promotions, etc.

6. Fast content refresh (usually within 3–10 seconds depending on environment and content)

7. Replaceable lithium battery or optional rechargeable versions

8. Operates in 0°C to 40°C; optional wide temperature versions available for cold-chain scenarios