SHEild X is a women safety device built using ESP32, BLE and GSM.
The device allows users to trigger emergency alerts using a button or through a mobile app.
- SOS alert via GSM
- BLE communication with mobile app
- Emergency location sharing
- Double press SOS trigger
- Triple press cancel system
- Two-stage alert system
- LED alert indication
- ESP32
- SIM800 GSM module
- Push Button
- LED Indicator
- Mobile App (BLE)
- User presses the button twice.
- Device starts a 10 second cancel window.
- If not cancelled, GSM sends SOS message.
- A second window allows cancelling police alert.
- Location can also be requested via BLE.
- ESP32
- Bluetooth Low Energy (BLE)
- GSM (SIM800)
- Arduino C++
The mobile application connects to the device using Bluetooth Low Energy (BLE).
Functions:
- Receive SOS alerts
- Request location from device
- Send emergency commands
The mobile app source code is available in the mobile-app folder.
Embedded System + IoT Women Safety Device