2.4GHz Whip Rubber Antenna Voltage Sensor Module 25V ( Pack of 25) The MQ-3 sensor module operates

The MQ-3 sensor module operates on the principle of chemiresistance

For applications exceeding +60°C

buying separately

while SIM900 is GSM/GPRS only and requires a separate GPS module for location tracking

or Raspberry Pi

2.4GHz Whip Rubber Antenna Voltage Sensor Module 25V ( Pack of 25) The MQ-3 sensor module operates2. 4GHz Whip Rubber Antenna 2. 4GHz Whip Rubber Antenna This is ESP 8266 ESP8266 serial WIFI wireless transmitter module gain antenna MT76813DBI Module. The subject of the auction is a set of elements needed to perform the modification of the Raspberry Pi Zero W tile so that it is possible to connect an external WiFi antenna. With this modification, you will increase the WiFi range in your Raspberry Pi Zero W. Factory new components, 100% functional.