# M5PaperMono (M5Stack)

> A 3.97-inch e-paper board on an ESP32-S3 with LoRa, NFC and a front light.

- **Category:** Radio & mesh
- **Availability:** Sold out
- **Price:** US$65.00, checked 2026-09-18
- **Good for:** A low-power e-paper device with both LoRa and NFC.
- **You'll need:** A LoRa antenna and your own firmware.
- **Trade-off:** Slow e-paper refresh; sold out at review.
- **Page:** https://gadgets.sh/devices/m5stack-papermono/

## Where to buy

| Shop | Status | Link |
|---|---|---|
| M5Stack | Sold out at M5Stack | https://shop.m5stack.com/products/m5papermono-with-lora-nfc-800x480-3-97-eink-display?utm_source=gadgets.sh&utm_medium=referral&utm_campaign=m5stack-papermono&utm_content=api |
| DigiKey | Sold out at DigiKey | https://www.digikey.com/en/products/detail/m5stack-technology-co-ltd/C153/30387078?utm_source=gadgets.sh&utm_medium=referral&utm_campaign=m5stack-papermono&utm_content=api |

## Blueprint

**Schematics published.** M5Stack publishes a schematic PDF and model-dimension PDF for PaperMono; no editable PCB source, Gerbers, or BOM.

### Design files

- schematic: [PaperMono schematic (PDF, v0.6.2, 2026-05-22)](https://m5stack-doc.oss-cn-shenzhen.aliyuncs.com/1267/PaperMono_SCH_V0.6.2_20260522.pdf) (PDF)
- enclosure: [PaperMono model/size drawing (PDF)](https://m5stack-doc.oss-cn-shenzhen.aliyuncs.com/1267/C153_PaperMono_model_size.pdf) (PDF)

### Source repositories

- [m5stack/M5PaperMono-UserDemo](https://github.com/m5stack/M5PaperMono-UserDemo) — examples, MIT, ★12

### Key parts

| Part | Role | Datasheet |
|---|---|---|
| ESP32-S3R8 | MCU (dual-core LX7, 8MB PSRAM) | https://m5stack-doc.oss-cn-shenzhen.aliyuncs.com/472/esp32-s3_datasheet_en.pdf |
| SX1262 | LoRa transceiver, 868-923 MHz | https://m5stack-doc.oss-cn-shenzhen.aliyuncs.com/1177/DS_SX1261_2_V2-2.pdf |
| ST25R3916 | NFC reader IC (ISO14443/FeliCa/ISO15693) | https://m5stack-doc.oss-cn-shenzhen.aliyuncs.com/1205/ST25R3916_EN.pdf |
| SSD1677 | e-paper display driver (800x480) | https://m5stack-doc.oss-cn-shenzhen.aliyuncs.com/1267/SSD1677.pdf |
| RX8130CE | RTC | https://m5stack-doc.oss-cn-shenzhen.aliyuncs.com/1132/RX8130CE_cn-Register-Datasheet.pdf |

_Notes:_ Confirmed via WebFetch of docs.m5stack.com/en/core/PaperMono; all PDFs returned 200. PaperMono is a newer product not yet present in the m5stack/M5_Hardware STL repo (checked, no match), so no 3D structure file could be verified there.

## Specifications

### Core hardware

| | |
|---|---|
| Processor and memory | ESP32-S3R8 dual-core LX7 240 MHz · 16 MB flash · 8 MB PSRAM |
| Display | 3.97″ touch e-paper · 480 × 800, 4 grey levels (SSD1677, FT6336G) with front light |
| Radios | SX1262 LoRa 868–923 MHz · ST25R3916 NFC (ISO14443A/B, FeliCa, ISO15693) · 2.4 GHz Wi-Fi |
| Power | 1150 mAh battery |

### Details from the product page

| | |
|---|---|
| NFC | ST25R3916 reader |
| Audio | PDM microphone, buzzer |
| Sensors | BMI270 IMU, RX8130CE RTC, RGB LED |
| Storage | microSD |
| Size | 61 × 101 × 8 mm · 75 g |

### Buying

| | |
|---|---|
| Price | US$65.00 on shop.m5stack.com |
| Availability | Out of stock on the day of review |

## Documentation

- [Maker product page](https://shop.m5stack.com/products/m5papermono-with-lora-nfc-800x480-3-97-eink-display)
- [M5Stack documentation](https://docs.m5stack.com/)

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Source: gadgets.sh · https://gadgets.sh/devices/m5stack-papermono/ · JSON: https://gadgets.sh/api/v1/devices/m5stack-papermono.json