See also other communicators

Check out our new Ultra low power, easy to build, flagship communicators with nRF52840 and GPS, hundreds of hours online, 10x lower consumption than ESP32-based systems

• RakSenger - Next-generation compact messenger with GPS and large OLED, very well-known based on popular WisBlock modules from RAKwireless
• MeshSenger - Minimalist unit with small IPS LCD display based on latest Heltec Mesh Node T114

Or explore our established, easy to build Heltec based LoRa communicator:

• TrackSenger - Compact messenger with GPS based on Heltec TRACKER
• MechSenger - Low profile mechanical keyboard, large OLED display
• HelSenger - Minimalist unit with small OLED display Heltec LoRa v3

Or explore our established ESP32S3 + RFM95 LoRa platforms:

• Armachat - Popular, old but very well-tuned, established, based on the very universal PICOMPUTER platform with Color IPS display and new meshtastic UI
• PicoKeyboard - Minimalist alternative, TH components, V- style

I am an active contributor and supporter of the Meshtastic open-source project.

consider taking a look at the latest communicators with nRF52840 that will provide you with unrivaled battery life and the lowest consumption.

Important Notice

WARNING: HIGHLY EXPERIMENTAL DEVICE UNDER ACTIVE DEVELOPMENT. NOT A PROFESSIONAL END PRODUCT.

         Heltec tracker ALL IN ONE module not included
         please purchase directly from manufacturer

• Heltec TRACKER order link package contains everything needed (battery connector, antenna with SMA, male headers)

Meshtastic firmware

• firmware is ready in Meshtastic Flasher select TrackSenger

Sale variants: - 18650 battery holder is not included !

• Assembled motherboard + keyboard cover with LCD hole (without Tracker)
• Bare PCB - motherboard + keyboard cover BLACK, covering only keyboard switches
• Bare PCB - motherboard + keyboard cover WHITE, covering only keyboard switches
• Bare PCB - motherboard + keyboard cover with LCD hole (full front panel)
• Bare PCB - only motherboard

The keyboard can be cut off and connected via a 12-pin connector. There are two options for the keyboard cover. One possibility for 3d printing lovers is to enable the installation in the PCB box, but this will require a few more attempts. 18650 battery optional, there will be enough space in the box for any battery.

BOM: required components if you order bare PCB only

• 1x this magic motherboard PCB with optional covers
• 1x Heltec TRACKER order link package contains everything needed (battery connector, antenna with SMA, male headers)
• 1x piezo beeper
• 4x female headers
• 1x power switch
• 36 tactile switch recommended with switch force 1N 7mm height if you want use cover or smaller if you use motherboard only
• 2x optional side buttons to easier access to USER or RESET button
• 1x optional 18650 battery holder

DIY Assembly

• solder switches
• solder Heltec tacker female headers to board
• upload firmware with WebFlasher