Aquarium Temperature Monitor Kit with Arduino Uno + Buzzer
Arduino Uno Aquarium Temperature Monitor Kit: Build a Frost Alert System with Buzzer
Every part needed, pre-tested for compatibility, with an AI build companion trained on this exact project. Shipped from Bengaluru in 3-5 days.
Build a smart sensor that guards your aquarium—or any frost‑sensitive container—against dangerous cooling. The waterproof DS18B20 probe slips into water, and the Arduino Uno reads its temperature moment by moment. When the reading drops below a flick of 4°C, the active buzzer shrieks a frost warning, giving you time to act. It’s a working, real‑time environmental monitor you assemble and program from scratch.
What You'll Build
A living temperature display on a 16x2 LCD that updates continuously. The circuit lives on a breadboard, with the probe reaching into your tank or outdoor vessel. The alarm triggers audibly at exactly the threshold you set in the Arduino sketch. No soldering, no prior coding—just plug wires, upload a tested program, and watch your system come alive.
What You'll Learn
- How the DS18B20 digital sensor speaks the 1‑Wire protocol to the Arduino
- Driving an LCD with an I2C backpack for clean, two‑wire data display
- Setting conditional logic in code — “if temperature is less than 4°C, turn on the buzzer”
- Integrating sensors, output devices, and power into a single embedded project
Kit Contents
| Component | Quantity |
|---|---|
| Arduino Uno R3 | 1 |
| DS18B20 Waterproof Probe | 1 |
| Active Buzzer | 1 |
| 16x2 LCD | 1 |
| I2C Backpack | 1 |
| 4.7kΩ Resistors | 5 |
| 220Ω Resistors | 5 |
| 400-pt Breadboard | 1 |
| M-M Wires | 20 |
| 9V Battery Snap | 1 |
Why Buy This Kit Instead of Sourcing Parts Separately
| Factor | Sourcing Separately | Compoden Kit |
|---|---|---|
| Compatibility checks | You verify every part | Pre-tested as a system |
| Build support | Forums and scattered tutorials | AI companion trained on this exact project |
| Time to first working build | Days of debugging | Hours, with step-by-step guidance |
| Shipping coordination | Multiple sellers, multiple delays | One shipment from Bengaluru in 3-5 days |
Who This Kit Is For
Young inventors in CBSE Class 11–12 physics labs, ATL Tinkering Lab squads, or curious 8‑year‑olds building their first sensor circuit. It fits naturally into B.Tech ECE/EEE mini projects, Smart India Hackathon prototypes, and any NIT/VIT/BITS student’s maker toolkit. A parent guiding a child through a weekend build will find the step‑by‑step AI companion especially gentle.
Built and Backed by Compoden
Every Compoden kit ships with an AI build companion trained on this exact project — accessible via a QR code on the box, with WhatsApp and email backup. We've spent 10 years building projects for makers, schools, and institutions across India. If a part fails because of a manufacturing defect, replace it free within 7 days.
What if I get stuck during the build?
Scan the QR code inside the box to talk to our AI companion, trained on exactly this kit. It answers your questions step by step. If you prefer a human, WhatsApp us—our team of makers responds within hours.
Can the DS18B20 probe be used underwater?
Yes, the probe is fully waterproof and rated for immersion. It’s safe for freshwater aquariums and outdoor ponds. Avoid submerging the connector joint.
Do I need to install any software?
You only need the free Arduino IDE on a computer. The kit includes a USB cable to upload the ready-made sketch; our companion walks you through the one-time setup.
What happens when the temperature rises again?
The buzzer will turn off silently the moment the temperature climbs above your set threshold. The LCD updates in real time, showing the safe temperature again.
Aquarium — DS18B20 waterproof probe measures outdoor temperature and triggers a buzzer below 4°C frost threshold.
What's in this kit
Shipping Information
- Prepaid Orders: ₹75 for orders up to ₹999, FREE shipping above ₹999
- COD Orders: ₹125 shipping + ₹50 COD fee = ₹175 total
- Delivery Timeline: Dispatch in 1-2 days, delivery in 2-7 days depending on location
Returns & Warranty
- 7-Day Return: Manufacturing defects only (approval required)
- Warranty: 7 days from delivery
- Non-Returnable: Batteries, consumables, cut wires, clearance items