Thailand

Description
With data backup battery. There are LED signal indicator.
LED indicator: There are 4 LEDs show the battery status in real time.
Digital RSSI function. Automatic frequency correction. Automatic gain control.
Low voltage detection and temperature sensor. Fast wake-up and frequency hopping.
Made of high quality material, it is durable for long time using.


Specification:
Working voltage: 1.8~3.7v.
Acceptable current: 10~14mA.
Transmit current: 120mA@+20dBm, 90mA@+17dBm, 29mA@+13dBm.
Transmit power: +20dBm.
Frequency error: +/-15KHz.
FIFO space: 64Byte.
Data rate: 1.2K~300Kbps@FSK.
0.018K~37.5Kbps@LoRa.
Modulation Mode: FSK,GFSK,MSK,GMSK,LoRa TM，OOK.
Interface form: SPI.
Sleep current : 0.2uA@SLEEP.
Operating&ensp;temperature: -40℃- +85℃.


Note:
There might be a bit color distortions due to different computer resolutions.
There might be size errors due to different computer resolutions.


Package include:
1 * TTGO T-Beam ESP32.
1 * Antenna.
2 * Pin.
3 * Screw Washer.