Product Spotlight

LowMesh
Pocket-S

Portable 915 MHz Meshtastic Solar Node with Integrated Battery and MPPT Solar Charging

6.6v/0.8W

Built-in solar pane

RAK4630

LoRa Module

2000mAh

LiPo Battery

US915 MHz

Frequency

The LowMesh Pocket-S is a compact, portable solar-powered node engineered specifically for long-range, off-grid communication on the Meshtastic network. Built around an updated internal PCB designed for optimized mesh performance, the device combines a RAK4630 LoRa module with an integrated 6.6V / 0.8W solar panel and an internal 2000 mAh LiPo battery. Running on the license-free US915 MHz band, the Pocket-S serves as a continuous relay node or personal off-grid communicator that automatically maintains its charge when exposed to sunlight.

To maximize energy efficiency and battery longevity, the unit deliberately omits internal GPS modules and power-hungry OLED screens. Because Meshtastic leverages your paired smartphone’s GPS and display via Bluetooth, the Pocket-S channels all available power toward mesh message routing and standby endurance. Designed for versatile field deployment, it features a standard camera tripod-style mounting hole, an on/off power switch to preserve energy, and a loud internal buzzer (assigned to GPIO 21) that alerts users to incoming messages.

Integrated Solar Charging & Power Management

The defining feature of the LowMesh Pocket-S is its built-in 6.6V / 0.8W solar panel paired with MPPT-style charging architecture. This system continuously replenishes the internal 2000 mAh LiPo battery whenever the node is exposed to daylight. To protect the battery under varying temperature conditions, the circuit incorporates NTC thermal protection. An integrated physical power switch allows operators to completely turn off the device during storage, preventing passive battery drain.

Specialized Hardware Architecture

At the core of the LowMesh Pocket-S is the RAK4630 hardware module, which integrates a Nordic nRF52840 system-on-chip and a Semtech SX1262 LoRa transceiver operating at 3.1V. The device incorporates internal antennas for both LoRa radio frequency transmission and Bluetooth Low Energy (BLE) connectivity. Diagnostic feedback is provided through an on-board charge and communication LED, while a dedicated reset button enables quick system reboots. Wired power input and firmware flashing are handled via a modern USB-C port.

Mesh Messaging & Smartphone Integration

Operating as a node within the decentralized Meshtastic ecosystem, the LowMesh Pocket-S relays encrypted text communications across kilometers without cell service or internet access. Users connect wirelessly to the node via Bluetooth using the standard Meshtastic smartphone app on iOS or Android. When a new message propagates across the mesh to the Pocket-S, the integrated internal buzzer sounds a loud alert, ensuring critical notifications are not missed in field environments.

What's Included in the Box

Every LowMesh Pocket-S retail package includes the following items:

LowMesh Pocket-S Device with Internal 2000 mAh Battery
Attachment Clip
Carabiner Lanyard
USB Charging & Data Cable

Radio ProtocolMeshtastic Off-Grid Mesh Network

Operating FrequencyUS915 MHz Only

Core HardwareRAK4630 LoRa Module (nRF52840 MCU + SX1262 Transceiver @ 3.1V)

Solar Panel SpecsBuilt-in 6.6V / 0.8W Solar Panel with MPPT Solar Charging

Internal Battery2000 mAh LiPo Battery with NTC Temperature Protection

Wireless AntennasInternal LoRa and BLE (Bluetooth Low Energy) Antennas

Alert SystemLoud Internal Buzzer (Configured on GPIO 21)

Connector InterfaceUSB-C Connection for Battery Charging and Firmware Data Updates

System ControlsPhysical On/Off Power Switch, Hardware Reset Button

Visual IndicatorsSystem Charge and Communication LED

Mounting OptionsIntegrated Camera Tripod Mounting Hole

Sensor SupportBME280 Telemetry Support (Configurable in Sensor Options)

GPS & DisplayOmitted to maximize battery efficiency and reduce hardware cost

Enclosure ProtectionNon-weatherproof (Exposure to direct moisture/water not recommended

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