Arduino Ethernet Shield GSM/GPS/GPRS A color sensor detects the

A color sensor detects the color of the material

HC-05) Expandable with Shields Yes

the user can write STM8 program

MQ-7 Gas Sensor

we can Control Devices using an Android Phone over WiFi

Arduino Ethernet Shield GSM/GPS/GPRS A color sensor detects theEthernet W5100 Shield for Arduino The Arduino Ethernet Shield enables an Arduino board to connect to the internet using the Wiznet W5100 ethernet chip. This chip provides a network (IP) stack that supports both TCP and UDP protocols. The Ethernet W5100 Shield Network Expansion Board, which comes with a micro SD card slot, supports up to four socket connections at once. To connect to the internet using the Arduino shield, utilize the Ethernet library