Price:
$39.82

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Description

ESP32:
1. Version: REV1
2. WIFI
3. Bluetooth
4. 4MB Flash, 8MB PSRAM
5. 3D Antenna

LORA:
1. Working voltage: 1.8~3.7V
2. Acceptable current: 10~14mA
3. Transmit current: 120mA@+20dBm, 90mA@+17dBm, 29mA@+13dBm
4. Operating frequency: 433/470MHz(433HMz version) /868M/915M(868MHz version)
5. Transmit power: +20dBm
6. Receive sensitivity:
-139dBm@LoRa &62.5Khz&SF=12&146bps
-136dBm@LoRa &125Khz&SF=12&293bps
-118dBm@LoRa &125Khz&SF=6&9380bps
-123dBm@FSK&5Khz&1.2Kbps
7. Frequency error: +/-15KHz
8. FIFO space: 64Byte
9. Data rate: 1.2K~300Kbps@FSK, 0.018K~37.5Kbps@LoRa
10. Modulation Mode: FSK,GFSK,MSK,GMSK,LoRa TM,OOK
11. Interface form: SPI
12. Sleep current: 0.2uA@SLEEP, 1.5uA@IDLE
13. Operatinga??temperature: -40 – +85 Degrees Celsius

Digital RSSI function:
1. Automatic frequency correction
2. Automatic gain control
3. Low voltage detection and temperature sensor
4. Fast wake-up and frequency hopping
5. Highly configurable data packet handler

GPS:
1. GPS modules NEO-M8N, 3V-5V power supply Universal
2. Destined module with ceramic antenna, signal super
3. Save the configuration parameter data EEPROM Down
4. With data backup battery
5. There are LED signal indicator
6. Default Baud Rate: 9600

Power:
1. TP5400
2. 1A Battery Management
3. LED indicator: There are 4 LEDs show the battery status in real time.

USB:
1. CP2104-GMR
2. Pre-Flash Firmware

Specification:
Package Weight
One Package Weight 0.07kgs / 0.15lb
Qty per Carton 100
Carton Weight 7.50kgs / 16.53lb
Carton Size 57cm * 32cm * 24cm / 22.44inch * 12.6inch * 9.45inch
Loading Container 20GP: 609 cartons * 100 pcs = 60900 pcs
40HQ: 1414 cartons * 100 pcs = 141400 pcs

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