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GreenCycle Smart Aquarium. With the wasted water, water plants and use minerals of water as fertilizer. Used Technologies Microcontroller: Teensy 3.6Modules & Sensors: GY-30, LM75A, YL-69, pH probe, SIM800,Communication Protocol: TCPEnvironment: None Avtomaks v2.0 GPS device for tracking car. With this device you can get: latitude, longitutde, speed and state (turned on/off) of the car. Used Technologies Microcontroller: ATmega 2560Modules & Sensors: SIM800, NEO-6M GPS...