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The ROBODIUM Temp Tracker Kit is a beginner-friendly, DIY temperature monitoring system that allows you to measure and send real-time temperature data wirelessly using Bluetooth.
With the LM35 analog temperature sensor and HC-05/HC-06 Bluetooth module, the system transmits temperature readings directly to your mobile phone via any Bluetooth terminal app.
Perfect for students, hobbyists, IoT beginners, and science experiments, this kit teaches the core concepts of sensor interfacing, analog signal reading, wireless communication, and basic Arduino coding.
Arduino UNO R3
ATmega328P MCU
14 digital I/O pins
6 analog input pins
USB programmable
LM35 Precision Temperature Sensor
Range: –55°C to +150°C
Accuracy: ±0.5°C
Linear output: 10mV per °C
HC-05 / HC-06 Bluetooth Module
Operating Voltage: 3.3V–5V
Range: ≤10 meters
Communicates via UART (TX/RX)
Can send temperature values to Android phones
9V Battery
9V Battery Clip with DC Jack
Supports USB power during programming
Jumper wires for all module connections
Breadboard optional for wiring (not included unless added)
Arduino UNO R3 Board × 1
LM35 Temperature Sensor × 1
HC-05 Bluetooth Module × 1
HC-06 Bluetooth Module × 1 (optional usage)
Jumper Wire Set × 1
9V Battery × 1
9V Battery Clip with DC Jack × 1
At ROBODIUM™, we want you to be completely satisfied with your purchase. You may return most items within 7 days of delivery for a full refund or exchange.
Most items sold on ROBODIUM™ can be returned within the return window, including:
To be eligible for a return, items must be:
Note: Products damaged due to misuse, modification, static discharge, soldering, or improper handling may not be eligible for return.
We arrange the return pickup for you — hassle-free returns similar to major e-commerce platforms.
All products include a minimum 15-day warranty against manufacturing defects, unless otherwise specified on the product page.
Warranty does not cover misuse, soldering damage, modifications, physical damage, or incorrect electrical connections.
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Take 20% off your first order
Enter the code below at checkout to get 20% off your first order