MeshPocket: Beyond Charging, Unleashing a New Wireless Connectivity Experience
Rev. 1.0.1 | May 2025
1. Overview
1.1 Introduction
Tired of traditional power banks with limited functionality? MeshPocket will exceed your expectations! It's not just a powerful Qi2 compatible power bank -- but also an intelligent device equipped with Bluetooth/LoRa long-range communication and E-ink display, which makes it a perfect companion for open-source projects like Meshtastic and opens new possibilities for wireless connectivity.
MeshPocket is powered by a 5000mAh/10000mAh high-capacity battery, ensuring long time usage. It supports the Qi2 wireless charging protocol, making it compatible with mainstream wireless charging devices. Offering 5W, 7.5W, 10W, and 15W wireless charging options, it meets the diverse power needs of various devices. The USB-C port supports 9V-2.22A / 5V-3A input or output, allows simultaneous charging and discharging, and enables both wireless and wired discharging at the same time.
Equipped with the nRF52840 chip and high-performance SX1262 LoRa RF chip, it offers a transmission range of up to 10 kilometers. The 2.13-inch e-ink display ensures clear visibility even under sunlight, with minimal power consumption.
With these features, MeshPocket is the ideal solution for Meshtastic users, combining reliable power delivery with outstanding connectivity, making it not just a power bank, but perfect for outdoor adventures and emergency communication.
1.2 Features
Powerful Charging Capabilities
- 5000mAh/10000mAh battery.
- Wireless Charging Support: 5W, 7.5W, 10W, 15W.
- Qi2 compatibility.
- Robust USB-C ports with input and output capabilities of 9V-2.22A and 5V-3A, providing rapid charging both ways.
- Protocol Compatibility: Supports industry-standard protocols like PD, AFC, and Huawei adapter protocols.
- Protection Features: Supports input overvoltage and undervoltage protection, output overcurrent and short circuit protection, battery undervoltage protection, NTC temperature protection, chip temperature protection, and charging timeout protection.
Advanced Wireless Communication
- Integrates the nRF52840 chip for BLE.
- Features the SX1262 LoRa module with 10km line-of-sight communication range.
Innovative Display & Customization
- Equipped with a 2.13-inch e-ink display, providing clear, power-efficient information updates even in direct sunlight.
- Offers full custom firmware support, allowing developers to adapt it for specialized applications.
Perfect for Meshtastic Users
- Seamlessly compatible with Meshtastic, MeshPocket is an excellent choice for those seeking a powerful yet compact solution for long-range wireless communication.
2. Specifications
2.1 Generic Parameter
| Parameter | Description |
|---|---|
| Battery capacity | 5000mAh/3.87V(19.35Wh) 10000mAh/3.87V(38.7Wh) |
| Rated capacity | 3500mAh(5V-2A) 7000mAh(5V-2A) |
| Battery type | Lithium Cobalt Oxide Polymer Battery |
| Battery charging limit voltage | 4.4V |
| Charging temperature | 0~45°C |
| Discharging temperature | -10~45°C |
| Storage temperature | -20~55°C |
| USB-C input | 9V-2.22A, 5V-3A |
| USB-C output | 9V-2.22A, 5V-3A |
| Wireless Charging output | 5W, 7.5W, 10W, 15W |
| Charge+Discharge | USB-C output (10W) + Wireless charging (5W) |
| Shell material | ABS, Tempered glass |
| Weight | 140g (5000mAh) 220g (10000mAh) |
| Dimensions | 102.00*74.10*10.80 mm |
| RF chip | nRF52840 (BLE), SX1262 (LoRa) |
| E-Ink | 2.13 Inch |
2.2 Power Consumption
| Mode | Condition | Typical |
|---|---|---|
| LoRa_TX | 5dBm | 93mA |
| 10dBm | 122mA | |
| 15dBm | 151mA | |
| 20dBm | 164mA | |
| BT | Test firmware | 93mA |
| UART Scan | Test firmware | 132mA |
| Standby Mode | Meshtastic firmware | 200uA |
| Meshtastic shut down | 200uA |
2.3 LoRa RF Characteristics
2.3.1 Receiver Sensitivities (dBm)
Note: Wireless charging operation will significantly degrade Receiver Sensitivities, which will restore to normal after deactivation.
| Signal Bandwidth/[KHz] | Spreading Factor | Sensitivity/[dBm] |
|---|---|---|
| 125 | SF12 | -135 |
| 125 | SF10 | -130 |
| 125 | SF7 | -124 |
2.3.2 Transmitter Power (dBm)
| Operating frequency band | Maximum power value/[dBm] |
|---|---|
| 863~870 | 21 ± 1 |
| 902~928 | 21 ± 1 |
2.4 RGB Indicator Description
| Status | Indicator |
|---|---|
| Remaining battery 71%-100% | Green light on steadily |
| Remaining battery 31%-70% | Yellow light on steadily |
| Remaining battery 11%-30% | Red light on steadily |
| Remaining battery 5%-10% | Red light flashes slowly at 0.5Hz |
| Over-discharge/no power | The red light flashes rapidly at 2Hz. Extinguishes after 5 seconds |
| Charging 1-30% | Red light flashing slowly at 0.5Hz |
| Charging 31-70% | Yellow light flashing slowly at 0.5Hz |
| Charging 71-100% | Green light flashing slowly at 0.5Hz |
| Fully charged | Green light on steadily |
| Standby (button triggered) | The current battery level color flashes |
| Foreign Object Detection (FOD) | Yellow light flashes rapidly at 2Hz |
| Fault | Indicator light extinguishes, output shuts down |
It extinguishes and the wired/wireless charging output is turned off, but power can still be supplied to the wireless communication section.
After touch sensing, if the wireless charger is not connected to a load, the light will not illuminate.
3. Get Started
Note: For first-time use, fully discharge the power bank, then recharge the device to 100%.
3.1 Wireless output
This product supports the automatic induction charging function of magnetic mobile phones. You only need to place the magnetic mobile phone on the magnetic wireless charging area of the mobile power supply to charge normally. Click the [CTRL Button] to turn on wireless output. Double click the [CTRL Button] to turn off wireless output.
3.2 Wired output
Use the USB-C data cable to connect the device to be charged and the magnetic power bank to charge the device to be charged. Long press the [CTRL Button] to turn off wireless output and wired output.
3.3 DC input charging
Connect one end of the USB-C data cable to the USB-C interface of the mobile power supply, and then connect the other end to the charger to charge the mobile power supply. During charging, the corresponding power indicator light flashes and the remaining power is displayed.
3.4 Meshtastic
The device comes preloaded with Meshtastic firmware. Firmware updates/flashing can be performed via the side-mounted magnetic programming interface. When battery level falls below 5%, external charging functions will be disabled while maintaining power supply to Meshtastic. When you do not need to use Meshtastic, long press the [USER Button] on the side to turn off this function. To enable this function, simply press the [RST Button].
4. Button Description
| Button | Status | Description |
|---|---|---|
| CTRL | Single click | Turns on output. Displays the current battery level via LED indicator. |
| Double click | Turns off wireless output | |
| USER | Long press | Turns off wireless output and wired output |
| RST | Single click | Toggle Meshtastic options |
| Long press | Select Meshtastic option, Turn off Meshtastic | |
| Single click | Reset/wake-up Meshtastic |
Note:
- Default Charging Mode: All charging modes are enabled by default. If charging options are disabled, click [CTRL Button] to activate.
- The USER/RST function is affected by the Meshtastic firmware version. For specific usage instructions, please refer to the official Meshtastic documentation.
5. Hardware
5.1 Dimensions
The device has dimensions of 102.00mm x 74.10mm x 10.80mm.
5.2 Components
Key components include the nRF52840 (BLE) and SX1262 (LoRa) RF chips, a 2.13-inch E-Ink display, USB-C ports for input/output, a wireless charging coil, and physical buttons for control (CTRL, USER, RST).
6. Precautions
- For first-time use, fully discharge the power bank, then recharge the device to 100%.
- Wireless charging operation will significantly degrade RF performance, which will restore to normal after deactivation.
- When the wireless charging output is abnormal or a foreign object (FOD) is detected, the wireless charging indicator light flashes yellow and recovers within 5 seconds after it is released.
- You can manipulate the Meshtastic interface with the [RST Button] and [USER Button].
- To ensure battery life, please charge it at least once every three months.
- Do not expose this product to high-temperature environments or around heating equipment, such as cars, sunlight, heaters, microwave ovens, ovens and other high-temperature environments, as it may cause an explosion.
- It is strictly prohibited to use unapproved or incompatible power adapters, charging cables, etc., which may cause fire, explosion or other dangers. Please use original or certified data cables.
- Do not leave this product in an unventilated space for a long time, such as a handbag, etc. Confined spaces can easily cause fire and other dangers.
- This product contains lithium-ion batteries. It is strictly prohibited to disassemble the product casing without permission to avoid damage to the battery core or fire hazard.
- Do not drop, squeeze, puncture, short-circuit this product, or put it into water or fire to avoid fire hazards. Please dispose of this product in accordance with local regulations. Do not dispose of this product as domestic waste. Improper disposal may cause explosion.
- Please do not use this product during thunderstorms to avoid product failure or click hazards.
- Do not come into contact with liquids and avoid dropping the product. If it has battery swelling, leakage, deformation, etc., please stop using it.
- Please keep this product out of reach of children.
7. Resource
- User guide: Heltec Products Operation Documentation
- RF schematic: MeshPocket_nRF52840+SX1262
- Resource station: resource.heltec.cn
- E-INK datasheet: LCMEN2R13ECC1 (Note: Link might be generic, actual datasheet link might vary)
8. Heltec Contact Information
Heltec Automation Technology Co., Ltd
Chengdu, Sichuan, China
Email: support@heltec.cn
Phone: +86-028-62374838
Website: https://heltec.org/
Document
Heltec Automation – International LoRa/LoRaWAN/Meshtastic/IoT Devices Manufacturer
