OEM/ODM Manufacturer

Eink E-paper Display

3.7" Epaper Student ID Badge


Product Details

Key Advantages in Educational Settings:

  1. Real-Time Information Updates

    • Display class schedules, exam timetables, or room changes instantly via wireless updates (Wi-Fi/Bluetooth).

    • Emergency alerts (e.g., campus closures) pushed directly to the badge.

  2. Enhanced Security & Access Control

    • Integrate NFC/RFID for:

      • Dormitory/lecture hall access.

      • Library book checkouts.

      • Cashless payments at canteens/stores.

  3. Sustainability & Cost Savings

    • Eliminates plastic waste from yearly ID reprints.

    • Ultra-low power consumption: Months of use per charge (no daily charging).

  4. Improved Convenience

    • Multi-purpose use: Combines ID, schedule tracker, and digital wallet in one device.

    • Sunlight-readable screen—no glare outdoors.

  5. Customization & Branding

    • Schools can display logos, event promotions, or achievement badges (e.g., "Honor Roll").

    • Support for QR codes (attendance scanning, lab equipment sign-outs).

 

Dimensions

111.6mm*63.3mm*8.6mm

Window size

81.54mm*47.04mm

Weight

79g

Type

E-ink screen, black / white / red

Size

3.7 inches

Resolution

416(V) x 240(H)  Dpi:130

Refresh time

5s (excluding data transmission time, single screen refresh)

Number of refreshes

More than 1 million times

Working frequency

13.56MHz

Supporting agreement

ISO14443 type A

 

Operating temperature

 

0 - 40℃

 

Storage temperature

-25 - 70℃

 

Key Features:

  • High-Contrast Display: Sharp, glare-free text/graphics, visible without backlight.

  • Reusable & Dynamic: Content (name, photo, role, etc.) can be updated wirelessly (e.g., via Bluetooth or NFC).

  • Long Battery Life: Weeks/months of use on a single charge (dependent on update frequency).

  • Slim & Durable: Lightweight design with potential for ruggedized casing (e.g., IP54 splash resistance).

 

Primary Use Cases:

 

  1. Corporate Staff Identification:

    • Display employee names, job titles, departments, and photos.

    • Instant updates for role changes or temporary assignments.

  2. Events & Conferences:

    • Dynamic badges for attendees, speakers, or VIPs with real-time schedule/QR code updates.

  3. Healthcare/Hospital Settings:

    • Show medical staff credentials, shift info, or hygiene status (e.g., "Sterilized").

  4. Secure Access Integration:

    • Pair with NFC/RFID for door access or digital signatures.

  5. Retail/Hospitality:

    • Update badges for promotions, multilingual greetings, or team recognition.

 

 

Dimensions

111.6mm*63.3mm*8.6mm

Window size

81.54mm*47.04mm

Weight

79g

Type

E-ink screen, black / white / red

Size

3.7 inches

Resolution

416(V) x 240(H)  Dpi:130

Refresh time

5s (excluding data transmission time, single screen refresh)

Number of refreshes

More than 1 million times

Working frequency

13.56MHz

Supporting agreement

ISO14443 type A

 

Operating temperature

 

0 - 40℃

 

Storage temperature

-25 - 70℃

 


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