Elecrow
Elecrow ThinkNode M3 Tracker
Elecrow ThinkNode M3 Tracker
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The ThinkNode M3 is a LoRa enabled puck.
Perfect device for tracking assets or people.
It features a rechargable battery, GPS and a suite of sensors.
Compatible with both Meshtastic and MeshCore, comes with a magnetic charging cable and mounting plate.
Please Note: The device is probably bigger than you think. Review the spec sheet for features and size. Check the current MeshCore and Meshtastic firmware for sensor compatibility/support.
Location function: Support GPS, GLONASS, GALILEO, and BDS
ThinkNode M3 leverages BLE and Wi-Fi for precise positioning, and GNSS technology (including GPS, BDS, Galileo, and GLONASS) for accurate outdoor tracking.
Beyond Positioning
Integrated temperature, humidity and vibration sensors to capture cargo status in real time
Magnetic Charging Design & IP66 Rating
The message is sent once every minute and can work for up to 18 hours.
Hardware OverView
Specification
|
Main control IC |
nRF52840 |
|
LoRa Chip |
LR1110 |
|
LORA Frequency |
EU868 |
|
Sensitivity requirement |
-140 dBm or above |
|
Maximum transmission power |
+20 dBm |
|
Transmission rate range |
1.76~62.5Kbps |
|
LoRa frequency range |
868MHz |
|
Communication distance |
5~6 kilometers |
|
Bluetooth |
Bluetooth 5.0 |
|
GNSS Location |
Support GPS/GLONASS/GALILEO/BDS |
|
GNSS Sensitivity |
-148dbm (cold start) -156dbm (hot start) -160dbm (recapture) -162dbm (tracking) |
|
GNSS Positioning accuracy |
<1.5m（CEP50） |
|
Sensors |
Temperature Sensor, Humidity Sensor, Accelerometer |
|
Indicator |
One Red/Green/Blue three-color indicator light |
|
Button |
Power On/Off/SOS Trigger |
|
Battery Capacity |
770mAh, lithium battery |
|
IP Rating |
IP66 |
|
Operating temperature |
-20℃-+60℃ |
|
Charging method |
Magnetic charging |
|
Antenna |
Internal onboard antenna (GNSS/LORA/WIFI/BLE) |
|
Power Supply |
5V DC |
|
Size |
L/W/H: 64*64*10 (mm) Fixed Base: 68*68*10.2 (mm) |
|
Material |
PC+ABS |
|
|
|
|
Net Weight |
40g |
