T037E6HC 3.7 Inch Color E Ink Fridge Magnet

High-definition Display (PPI 236)

The e-ink fridge magnet features a high-definition display with 236 PPI, delivering lists, memos, and images with a paper-like effect. This smart fridge magnet supports clear identification, making it suitable for some scenic views from a trip or precious moments with family.

Vivid & Paper-like Display Color

Featuring E Ink Spectra 6 technology, the e ink magnet provides clarity & paper-like display color effect. Full-color and eye-friendly display content makes a creative and smart life.

Magnetic Design for Easy Attachment

Customize the Display Content However You Like

The ePaper fridge magnet can be easily swapped out all at a glance via a smartphone app, such as digital photo frames, to-do lists, calendar syncs, weather updates, study cards or dynamic QR codes. It is a highly customizable fridge magnet for daily life.

Support BLE 5.1 & NFC with Bank-grade Encryption

This e ink fridge magnet features Desfire EV3 powered, 13.56MHz HF access control-ready, with bank-grade encryption, with bank-grade encryption. 

Extreme Energy Efficiency

E ink fridge magnet only consumes power when the content such as images or texts be changed. A static image requires zero battery power to display indefinitely, allowing full-charging batteries to last for 1-2 months.

Review Available Cooperation Options for T037E6HC 3.7-inch Colored E Ink Fridge Magnet

✅️ EPD Module

✅️ OEM/ODM

✅️ Demo Kits

Common E InK Fridge Magnet OEM/ODM Customization Includes

✅️Industrial design: shape, casing color, logo placement, surface finish, and overall visual style.

✅️Display configuration: screen size, visible area, content layout, and whether the design favors text, icons, schedules, or simple graphics.

✅️User interaction: buttons, NFC-style interactions, app-connected concepts, or simplified update workflows depending on the project scope.

✅️Brand packaging: retail box, instruction card, insert design, and gift-ready presentation.

✅️Market positioning: promotional item, smart-home accessory, corporate gift, educational tool, or private-label consumer product.

Display

Size

Color options

3.7 Inch

Full-color with E Ink Spectra 6

Display screen 

DPI

3.7 Inch, Black/White/Red/Yellow/Blue/ Green EPD

236

Resolution

480 x 720

Dimensions

Width

Weight  

62 mm

32.9 g

Depth

Height

3.3 mm

95.3 mm

Connectivity

Bluetooth

WiFi

Supports Bluetooth 5.1

N/A

NFC

Device required

Desfire EV3 powered, 13.56MHz HF access control ready, with bank-grade encryption

Bluetooth station;

Android & IOS phones

Cloud server

Support

Power

Battery type

Capacity

Li-ion rechargeable battery

100 mAh

Battery life

Charging method

50 days (refresh 3 times per day)

QI Standard Wireless Charging Protocol

Temperature/Humidity

Working/Storage temperature

Working/Storage Humidity

0~45℃

45%-70%

Material

PVC

Update Mode

Updating mode 1

Updating mode 2

Refresh by phone Bluetooth 5.1: The best transmission of the distance between phones and devices is within 5m

Refresh by PC: The device is connected to a
Bluetooth base station, and the computer
controls the Bluetooth base station to transmit
images; The best transmission distance between the device and the base station should be within 10m.

Operating
system

Server operating system

Android (Version 10.0 and above);

IOS(Version 14.0 and above);

Windows 10, Linux