# M5Stack Cardputer Mesh Kit

> A card-sized keyboard computer with a plug-in LoRa and GPS module, sold as a Meshtastic terminal.

- **Category:** Radio & mesh
- **Availability:** Listed by maker
- **Price:** US$48.00, checked 2026-09-18
- **Good for:** A keyboard Meshtastic terminal you can also program.
- **You'll need:** A Meshtastic channel; flash the firmware yourself.
- **Trade-off:** Small screen; battery life depends on the radio.
- **Page:** https://gadgets.sh/devices/m5stack-cardputer-mesh-kit/

## Where to buy

| Shop | Status | Link |
|---|---|---|
| M5Stack | Orderable | https://shop.m5stack.com/products/cardputer-mesh-kit-for-meshtastic-esp32-s3?utm_source=gadgets.sh&utm_medium=referral&utm_campaign=m5stack-cardputer-mesh-kit&utm_content=api |
| The Pi Hut | Orderable | https://thepihut.com/products/m5stack-cardputer-mesh-kit-for-meshtastic?utm_source=gadgets.sh&utm_medium=referral&utm_campaign=m5stack-cardputer-mesh-kit&utm_content=api |
| OpenELAB | Orderable | https://openelab.io/products/m5stack-cardputer-mesh-kit?utm_source=gadgets.sh&utm_medium=referral&utm_campaign=m5stack-cardputer-mesh-kit&utm_content=api |

## Blueprint

**Schematics published.** M5Stack publishes schematic PDFs for every module in the kit (Cardputer-Adv, Stamp-S3A, Cap/Stamp LoRa-1262) and a 3D structure file; no unified PCB source for the assembled kit.

### Design files

- schematic: [Cardputer-Adv schematic (PDF, v1.0)](https://m5stack-doc.oss-cn-shenzhen.aliyuncs.com/1178/Sch_M5CardputerAdv_v1.0_2025_06_20_17_19_58.pdf) (PDF)
- schematic: [Stamp-S3A module schematic (PDF, v0.3.3)](https://m5stack-doc.oss-cn-shenzhen.aliyuncs.com/1150/Sch_StampS3_v0.3.3.pdf) (PDF)
- schematic: [Cap LoRa-1262 schematic (PDF, v1.1)](https://m5stack-doc.oss-cn-shenzhen.aliyuncs.com/1208/U214-sche-Cap-LoRa1262_SCH_V1.1_20251029_2025_11_07_22_53_19.pdf) (PDF)
- schematic: [Stamp LoRa-1262 mini schematic (PDF)](https://m5stack-doc.oss-cn-shenzhen.aliyuncs.com/1208/NEW-1262-SCH_A1-Lora_2025_08_27_10_58_52.pdf) (PDF)
- 3d-model: [Cardputer Mesh Kit structure (STL)](https://github.com/m5stack/M5_Hardware/blob/master/Products/K152_Cardputer_Mesh_Kit/Structures/Cardputer_Mesh_Kit.stl) (STL)

### Source repositories

- [m5stack/M5_Hardware](https://github.com/m5stack/M5_Hardware) — hardware, MIT, ★330

### Key parts

| Part | Role | Datasheet |
|---|---|---|
| ESP32-S3FN8 | MCU (Cardputer-Adv / Stamp-S3A) | https://www.espressif.com/sites/default/files/documentation/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 |
| BMI270 | 6-axis IMU | https://m5stack.oss-cn-shenzhen.aliyuncs.com/resource/docs/products/app/Stamp%20Fly/BMI270.PDF |

_Notes:_ All four schematic PDFs and the STL path were confirmed via WebFetch of docs.m5stack.com/en/products/sku/K152 and curl HEAD (200). The kit bundles existing modules; no combined kit-level schematic exists, only per-module PDFs.

### Raw source files

Direct links an agent or KiCad can open (the viewer on the page reads the same files).

- 3D model (STL, 7.4 MB): [Cardputer Mesh Kit structure (STL)](https://raw.githubusercontent.com/m5stack/M5_Hardware/master/Products/K152_Cardputer_Mesh_Kit/Structures/Cardputer_Mesh_Kit.stl)

## Specifications

### Core hardware

| | |
|---|---|
| Processor and memory | Cardputer Adv on Stamp-S3A (ESP32-S3FN8) |
| Display | 1.14″ LCD · 240 × 135 |
| Radios | Cap LoRa-1262 (SX1262) 868–923 MHz, +22 dBm, −147 dBm sensitivity · GNSS · 2.4 GHz Wi-Fi |
| Power | Built-in 1750 mAh battery |

### Details from the product page

| | |
|---|---|
| Input | 56-key keyboard |
| Audio | ES8311 codec, 1 W speaker, MEMS microphone, 3.5 mm jack |
| Sensors | BMI270 IMU, infrared, microSD |
| GNSS | GPS, QZSS, BeiDou, Galileo, GLONASS via the LoRa cap |
| In the box | Cardputer Adv, Cap LoRa-1262, RP-SMA antenna |
| Development | Arduino, UiFlow2, ESP-IDF, PlatformIO |

### Buying

| | |
|---|---|
| Price | US$48.00 on shop.m5stack.com |
| Availability | In stock on the day of review |

## Documentation

- [Maker product page](https://shop.m5stack.com/products/cardputer-mesh-kit-for-meshtastic-esp32-s3)
- [M5Stack documentation](https://docs.m5stack.com/)

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Source: gadgets.sh · https://gadgets.sh/devices/m5stack-cardputer-mesh-kit/ · JSON: https://gadgets.sh/api/v1/devices/m5stack-cardputer-mesh-kit.json