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Back to School with STEM-Limited-Time Event(Aug 6-Sep 5)
Back to School with STEM-Limited-Time Event(Aug 6-Sep 5)
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Send inquiries to info@elecrow.com for bulk order.
Note: If you want to buy the ThinkNode M4 of LoRa Version, please click the link.
[Meshtastic Communication] Based on the Meshtastic protocol, M4 achieves low-power, long-distance wireless communication; an integrated LoRa module, suitable for remote areas without network coverage.
[GPS Positioning] Built-in high-sensitivity GPS module, supports real-time positioning and track recording. Through the Meshtastic/LoRaWAN network, users can share location information in real time.
[Portable Power Supply] Built-in large-capacity battery, supports fast charging protocol, supports multiple interfaces such as USB-C, and is compatible with a variety of devices.
[Smart Power Management] Built-in smart chip, real-time monitoring of battery status, and multiple protection functions.
[Compact and Easy to Use] Sturdy and durable, small and easy to carry, excellent battery life takes into account the dual needs of communication and power support.
[Secure & Reliable] Passed CE, FCC and other certifications.
How to Combine Meshtastic Devices with Power Banks? ThinkNode M4 provides the answer!
ThinkNode M4 is a groundbreaking multifunctional power bank that not only continues the portable power support function of traditional power banks, but also innovatively integrates Meshtastic communication module, LoRa long-distance wireless communication technology and a high-precision GPS module, providing users with a new decentralized communication and positioning solution.
As a Meshtastic device, it provides users with high-precision, low-power positioning and communication solutions.
It has built-in Semtech's LR1110 (supporting 868-915 MHz frequency band), Nordic's nRF52840 and GPS modules to ensure the performance and reliability of the device. Meshtastic devices support distributed Mesh networks without relying on gateways or the Internet. Devices are nodes to each other and can automatically expand coverage. It supports two-way communication, including real-time text messaging and location sharing, and can meet diverse communication needs, whether it is point-to-point or broadcast communication. Meshtastic is particularly suitable for field operations, disaster emergencies, and other network-free environments, providing users with stable and reliable communication guarantees.
The birth of ThinkNode M4 marks the deep integration of portable power and decentralized communication technology. Whether you are an outdoor enthusiast, an emergency rescue team, or a resident in a remote area, M4 can be your indispensable and reliable partner. It is not only an efficient portable power source, but also a decentralized communication device, which has versatility, long battery life and extreme ease of use, providing users with unprecedented convenience and safety.
Self-developed by Elecrow with exclusive design. Customized requests can be discussed(based on MOQ), you can contact us at service@elecrow.com
Efficient portable power supply, supports fast charging and multiple devices.
Support high-precision GPS positioning and real-time location sharing
Convenient and portable for outdoor use.
Beyond positioning, built-in sensors and SOS function
Multiple Applications
Hardware Overview
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Power Bank |
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Fast charging protocol |
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Integrated |
High-precision electricity meter, scene control management |
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Switch charging |
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Synchronous Boost |
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LoRa Communication |
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CPU/SoC |
nRF52840-QIAA (Nordic) |
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System Memory |
256 KB RAM |
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Storage |
3 MB Flash memory (external 2M Flash chip) |
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Firmware |
Meshtastic firmware compatible, LoRa Tracker function compatible(Optional) |
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LoRa Transceiver |
Semtech LR1110 |
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Charge and discharge function (charge three units at the same time) |
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Type-C port |
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Type-C Cable |
Discharge function: Output: 5V/3A, 9V/2A, 12V/1.5A |
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Wireless charging |
Discharge function: Output: 5W, 7.5W, 10W, 15W |
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Charging time |
3~4 Hour |
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Wireless Communication |
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Bluetooth |
Bluetooth Low Energy and Bluetooth 5.4,internal antenna (phone configuration) |
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LoRa |
LR1110 LoRa Transceiver, US 915MHz / EU 868MHz (Internal antenna） |
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Battery |
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Type |
18650 Lithium-ion Battery |
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Nominal capacity |
7000mAh (can be taken on airplanes) |
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Power |
3.65V/25.5Wh |
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Rated capacity |
3800mAh (5V/3A) |
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Conversion Rate |
More than 74% |
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Hardware |
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Power button (power bank) |
Touch a button to wake up the device or turn on the light |
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LoRa function Button |
Touch a button to enable/disable LoRa function and Bluetooth configuration device parameters. |
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Emergency Lights |
Built-in LED strong light, three lighting effects (lighting, strong light, SOS flashing) |
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Charging cable |
Comes with dual cables (Type-C) |
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Magnetic function |
Comes with a magnetic ring, compatible with Apple's MagSafe charging structure |
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GPS positioning |
Support GPS, BeiDou, GLONASS, QZSS, built-in ceramic antenna |
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Protection/SOS function |
Yes |
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Other |
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Sensor |
Temperature and humidity sensors and a six-axis gyroscope |
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Power Input |
5~12V, Type-C interface |
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Power consumption |
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Storage Temperature |
-20~45 °C |
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Size |
87.3*67.7*28mm |
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Enclosure |
ABS fireproof plastic+PC+TPE |
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Using Method |
Magnetic, handheld, lanyard |
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Weight |
190g |
Why Choose us?
As an industry-leading equipment manufacturer, we rely on our independently developed core technology and the production strength of our own factories to ensure that every product has precise quality control from design to manufacturing, and is both reliable and innovative. We provide online customer service support to answer your questions at any time, making the whole process worry-free. At the same time, we provide customized solutions to accurately meet your personalized needs. Choosing Elecrow means choosing safety, efficiency and professionalism.
