Overview
Specimen Track’s LoRaWAN tracker with motion sensing power monitoring data log is an Open Source LoRaWAN Tracker based on ESP32 MCU and Semtech LoRa Wireless Chip. In this device, there are various sensors such as GPS, Wi-Fi, BLE, Temperature, Humidity, Motion Detection, and Buzzer. User can use it for different tracking scenario. This device is program friendly. Developers can use Arduino IDE to customize the software of it to fit their IoT solution. The LoRa wireless technology used in this device allows the user to send data and reach extremely long ranges at low data-rates. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional tracking services. It is equipped with a 1000mAh Li-on rechargeable battery. Each device has a worldwide unique OTAA keys to join the LoRaWAN network
Features
- Tri-colour LED
- Data log
- Power Monitoring
- Arduino IDE compatible
- Open-source hardware or software
- Motion sensing capability
Technical Specifications
| Chipset | Sx1302 |
| Micro Controller | Espressif ESP32 PICO D4 |
| Bluetooth | Bluetooth V4.2 BR or EDR and bluetooth LE |
| Wi-fi | 802.11 b or g or n (802.11n up to 150 Mbps) |
| Integrated SPI Flash | 4 MB |
| Ram | 448 KB |
| Eeprom | 520 KB |
| Clock Speed | 32 MHz |
| Supply Voltage | 5 V via USB port or internal Li-ion battery |
| Lora Frequency Range | 862 MHz to 1020 MHz (Band 1 HF) |
| Lora Maximum Link Budget | 168 dB |
| Lora Output Power | 20 dBm, 100 mW (constant RF output), 14 dBm high-efficiency PA |
| Programmable Bit Rate | Up to 300 kbps |
| Lora Sensitivity | Down to -148 dBm |
| Lora Modulation | FSK, GFSK, MSK, GMSK, LoRA, and OOK |
| Built-in Bit Synchronizer | Yes |
| Lorawan Specification | LoRaWAN 1.0.3 |
| Battery | 1000 mAh Li-ion battery |
| Power Consumption in Sleeping Mode | 200 uA |
| Power Consumption in LoRa Transmit Mode | 125 mA at 20 dBm, 44 mA at 14 dBm |
| Power Consumption in Tracking | Max: 38 mA |
| LoRa RX Current | 10.3 mA |
| LoRa Registers Retention Current | 200 nA |
| RSSI Dynamic Range | 127 dB |
| Packet Engine Size | Up to 256 bytes with CRC |
| Operating Temperature | – 40 °F to 140 °F (- 40 °C to 60 °C) |
| Weight | 3.91 oz (111 g) |
| Device Size | 3.9 in x 3.3 in x 2 in (10 cm x 8.5 cm x 4 cm) |
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