Inspiration

We took inspiration from our last hackathon project, Rosie Wildlife Tracker, which was meant to monitor stray animals and decided to expand on the idea, we have created a new device to monitor both human and environmental factors in a single device. This will allow us to use one device to passively collect data from both fronts

What it does

Our device tracks both personal and environmental health using a variety of sensors such as heartbeat, humidity, temperature, acceleration, gps, and a light sensor and uses an ESP32 to connect to the sensors and send real-time data to our web server

How we built it

We used an Arduino nano ESP32 connected to a collection of sensors in order to read data about the environment or the person that our device is connected to, the Arduino then sends the data to our website hosted by our Arduino ESP32 that displays data gathered from the collection of sensors stored in the box in real time.

Challenges we ran into

Getting each sensor to function properly and read out data and getting our Arduino ESP32 to display real-time data.

Accomplishments that we're proud of

Creating a functioning device and app within the 8 hour time period meant to track and display data found through our sensors.

Designing and 3d printing a enclosure for the electronics onto a flexible band.

Using a large network of sensors to gather data on the surrounding environment and user.

Parts List

Arduino Nano ESP32 - $20 Temperature/Humidity Sensor (EHT11) $0.65 Accelerometer/IMU (GYI521) $6 Pulse Sensor $1.75 GPS Sensor (NEO-6M) $5 Photoresistor $0.40 Water Level Sensor $0.12 Breadboard + jumpers $1.50 9V battery $2.50

What's next for Green Heart

We will continue to iterate and develop our idea and add any sensors as we see fit to gather as much data as needed. We would also like to feed the raw sensor data into an AI that could conduct real time analysis and save researchers time.

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