Extension Modules

Vibration Sensor (Troyka Module) Vibration Sensor (Troyka Module)

This sensor will tell you when anyone knocks the door

Voltage Regulator 3.3-volt (Troyka Module) Voltage Regulator 3.3-volt (Troyka Module)

Make stable 3.3 V out of any input in 4.4 to 20 V range

Wi-Fi Modem (Troyka Module) Wi-Fi Modem (Troyka Module)

A ESP8266 module coming with slave AT-commands firmware to bring you internet connection; re-programmable though

Wide-Range Gas Sensor MQ-2 (Troyka Module) Wide-Range Gas Sensor MQ-2 (Troyka Module)

Detect propane, butane, methane, and hydrogen leaks