Elecrow ThinkNode M4 LoRaWAN Tracker Power Bank
Elecrow ThinkNode M4 LoRaWAN Tracker Power Bank
SKU:123004035
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Looking for the Meshtastic version? See the ThinkNode M4 Meshtastic Power Bank
The Elecrow ThinkNode-M4 is a groundbreaking multifunctional device that combines a high-capacity power bank with advanced LoRa long-range wireless communication and precision GPS tracking. Designed for decentralized communication and asset tracking, it enables reliable connectivity and positioning even in environments without cellular or internet coverage.
As a LoRaWAN tracker, the ThinkNode-M4 provides seamless indoor and outdoor positioning using LoRaWAN networks and GNSS systems. Its compact, portable design makes it ideal for tracking assets across cities, farms, and remote locations while ensuring real-time visibility, improved safety, and operational efficiency.
Key Highlights
- LoRaWAN long-range communication
- Integrated GPS, temperature & humidity sensing
- 7000mAh rechargeable battery
- Fast charging (PD, QC, PPS support)
- Magnetic (MagSafe-compatible) charging
- Built-in LED emergency lighting
- CE & FCC certified
- Frequency: 868–915 MHz
Key Features
-
Long-Range LoRa Communication
Integrated LoRa module enables reliable, long-distance wireless communication for IoT and tracking applications. -
Decentralized Networking
Build independent mesh networks for seamless communication between multiple devices without relying on infrastructure. -
Real-Time GPS Tracking
High-sensitivity GNSS module supports GPS, BeiDou, GLONASS, and QZSS for accurate positioning and route tracking. -
Location Sharing via LoRaWAN
Share real-time location data across LoRaWAN networks for monitoring and safety applications. -
High-Capacity Power Bank
Built-in 7000mAh lithium battery supports fast charging and reverse charging for external devices. -
Multi-Device Compatibility
USB-C interface supports smartphones, tablets, cameras, GPS units, and more. -
Smart Power Management
Integrated protection against overcharge, over-discharge, and short circuits with real-time monitoring. -
Integrated Sensors
Includes temperature, humidity sensors, and a six-axis gyroscope for environmental and motion detection. -
Rugged & Portable Design
Durable, waterproof, dustproof, and shock-resistant enclosure for harsh environments. -
Emergency Lighting & SOS Mode
Built-in LED with multiple lighting modes including SOS flashing.
Applications
- Outdoor Adventure (mountains, forests, deserts)
- Emergency & Disaster Communication
- Community Mesh Networking
- Golf Courses & Resorts
- Summer Camps & Group Activities
- Ski Resorts & Remote Locations
Technical Specifications
| Category | Specification |
|---|---|
| Power Bank | |
| Fast charging protocol | PS output; QC2.0 output; QC3+/QC3.0 output; PD3.1 input/output; SCP/FCP/AFC input/output |
| Integrated | High-precision electricity meter, scene control management |
| Switch charging | Support single-cell charging, including trickle current, constant current, constant voltage, charge cutoff, and recharge complete charging cycle management; Support 4.2V/4.3V/4.35V/4.4V/4.45V ternary batteries and 3.6V/3.65V lithium iron phosphate batteries; Support I2C to set charging current; Support charging temperature loop control |
| Synchronous Boost | Output power up to 22.5W; Support I2C to set output voltage and output current limit; Automatic load detection / light load detection; Support discharge temperature loop control |
| LoRa Communication | |
| CPU/SoC | nRF52840-QIAA (Nordic) |
| System Memory | 256 KB RAM |
| Storage | 3 MB Flash memory (external 2M Flash chip) |
| Firmware | Meshtastic firmware compatible, LoRaWAN Tracker function compatible(Optional) |
| LoRa Transceiver | Semtech LR1110 |
| LoRaWAN Class | Class A |
| LoRaWAN Spec Version | 1.0.3 |
| Regional Plans | EU868, US915 |
| Activation | OTAA only |
| Compatible Network Servers | TTN, ChirpStack |
| Charge and discharge function | Charge three units at the same time |
| Type-C port | Input: 5V/3A, 9V/2A, 12V/1.5A |
| Type-C Cable | Discharge function: Output: 5V/3A, 9V/2A, 12V/1.5A |
| Wireless charging | Discharge function: Output: 5W, 7.5W, 10W, 15W |
| Charging time | 3~4 Hour |
| Wireless Communication | |
| Bluetooth | Bluetooth Low Energy and Bluetooth 5.4, internal antenna (phone configuration) |
| LoRa | LR1110 LoRa Transceiver, US 915MHz / EU 868MHz (Internal antenna) |
| Battery | |
| Type | 18650 Lithium-ion Battery |
| Nominal capacity | 7000mAh (can be taken on airplanes) |
| Power | 3.6V/25.2Wh |
| Rated capacity | 3800mAh (5V/3A) |
| Conversion Rate | More than 74% |
| Hardware | |
| Power button (power bank) | Touch a button to wake up the device or turn on the light |
| LoRa function Button | Touch a button to enable/disable LoRa function and Bluetooth configuration device parameters |
| Emergency Lights | Built-in LED strong light, three lighting effects (lighting, strong light, SOS flashing) |
| Charging cable | Comes with dual cables (Type-C) |
| Magnetic function | Comes with a magnetic ring, compatible with Apple's MagSafe charging structure |
| GPS positioning | Support GPS, BeiDou, GLONASS, QZSS, built-in ceramic antenna |
| Protection/SOS function | Yes |
| Other | |
| Sensor | Temperature and humidity sensors and a six-axis gyroscope |
| Power Input | 5~12V, Type-C interface |
| Power consumption | Working static power consumption: 45mA; Sleep power consumption: 55uA (LORA module: 15.95uA, power bank module: 40uA); Maximum working current: Send 175mA, receive 54mA |
| Storage Temperature | -20~45 °C |
| Size | 87.3*67.7*28mm |
| Enclosure | ABS fireproof plastic + PC + TPE |
| Using Method | Magnetic, handheld, lanyard |
| Weight | 190g |
Technical Documents
LoRa is a registered trademark of Semtech Corporation. LoRaWAN is a trademark of the LoRa Alliance. USB-C is a registered trademark of USB Implementers Forum. MCCI and MCCI Catena are registered trademarks of MCCI Corporation. All other trademarks are the property of their respective owners.
