DAST Nexora Aroma – Smart Aroma Diffuser
A smart aroma diffuser providing safe controlled powder heating, scheduled modes, air quality sensing, and an OLED feedback interface.

System Specifications
Developer / Origin
DAST Innovation Lab
Technology Tags
Microcontroller
ESP32 DevKit
Air Quality Sensor
Integrated Bad Smell / Air Quality Sensor
Heating Element
Safe Energy-Efficient Heating Element
Operating Modes
Scheduled Morning/Evening, 30/60 Min Timers
Display & Audio
OLED Display & Audible Buzzer
Enclosure
Child and Elder-Friendly 3D-Printed Housing
01. Problem
Traditional aroma heating methods can involve open flames or uncontrolled heating and generally lack precise temperature monitoring and automated scheduling.
02. Technical Solution
Designed a child- and elder-friendly diffuser utilizing safe controlled heating, automatic bad smell/air quality detection, scheduled morning/evening modes, 30/60-minute timers, an OLED screen, and an audible buzzer.
03. Demonstrated Impact
Demonstrates how embedded sensing, controlled heating and IoT-oriented scheduling can be integrated into a compact consumer-oriented product concept.