T-Impulse LoRa Wristband – Smart Watch

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Product ID: 20291 SKU: IOT-20291 Categories: , , , , , Tags: , , , ,


LILYGO® T-Impulse LoRa Wristband S78G 433Mhz S76G 868Mhz LoW Power Transceiver GPS BEIDOU OLED STM32L073Z GNSS CXD5603GF Module

The LILYGO® T-Impulse LoRa Wristband is a programmable wearable device that combines a low-power transceiver, GPS module, and OLED display. It is based on the STM32L073Z microcontroller and the CXD5603GF LoRa module.

The wristband can be used to develop a variety of applications, such as:

  • Asset tracking
  • Environmental monitoring
  • Personal safety devices
  • Sports and fitness trackers
  • Smart home devices

The T-Impulse LoRa Wristband is powered by a rechargeable lithium-ion battery and can operate for up to 10 days on a single charge. It is also waterproof and dustproof, making it suitable for use in outdoor environments.


Host Interfaces UART
Flash 192kb
SRAM 20kb
LORA frequency band 433Mhz / 868Mhz / 915Mhz
GNSS frequency band  GPS / GLONASS / BEIDOU
Onboard functions Battery power detection, silicone strap
SX1278 Low Power LORA Transceiver
Preamble detection High sensitivity-137 dbm
Programmable bit rate up to 37500 bps
CXD5603GF ultra-low power GNSS moduleUltra-low power
Supports SBAS / QZSS protocol
Touch button TTP223
Display type  OLED SSD1306
Battery Capacity 200mah

Pin Diagram and More Details

Packing List




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