BH1750 Digital Light Intensity Sensor Module

BH1750 Digital Light Intensity Sensor Module – Accurate Ambient Light Measurement for Arduino, ESP32 & IoT Projects

The BH1750 Digital Light Intensity Sensor Module is a high-precision sensor that detects ambient light levels and outputs results in lux (lx), making it ideal for a wide range of applications including smart lighting systems, environmental monitoring, wearable devices, IoT projects, and industrial automation. This sensor is easy to integrate with Arduino, ESP32, STM32, Raspberry Pi, and other microcontrollers via its I2C interface.

Now available at ElectroXBD, this sensor offers reliability, accuracy, and efficiency at an affordable price in Bangladesh.

🔍 Overview

The BH1750FVI sensor inside this module is a digital ambient light sensor developed by Rohm Semiconductor. It mimics the way the human eye perceives light and provides a digital output in lux, eliminating the need for complex analog-to-digital conversion and calibration. The sensor module operates with low power consumption, supports a wide voltage input (3.3V–5V), and can easily be connected to microcontroller boards using just two data lines: SCL and SDA.

Its measurement range from 1 to 65535 lux allows it to be used in various light environments—from dim indoor rooms to bright outdoor spaces. The BH1750 module is perfect for applications where accurate light level sensing is essential.

⚙️ Key Features

• ✅ Built-in BH1750FVI Light Sensor – High sensitivity and accuracy

• ✅ Direct Lux Output – No need for calculations or conversions

• ✅ I2C Interface – Easy two-wire communication

• ✅ Wide Voltage Support – Works with both 3.3V and 5V boards

• ✅ Low Power Consumption – Suitable for battery-powered systems

• ✅ Compact & Lightweight – Ideal for small enclosures or portable projects

• ✅ Plug-and-Play with Arduino – Supported by multiple libraries

• ✅ Real-Time Light Measurement – Fast response with minimal noise

• ✅ Measurement Range: 1–65535 lux – Suitable for indoor/outdoor use

• ✅ Durable PCB with Header Pins – Easy to connect with jumper wires

🛠️ How It Works

The BH1750 measures the intensity of visible light and converts it into a digital signal. It simulates the human eye’s response to light, making it particularly useful for smart lighting, adaptive brightness, and photometry applications. The module includes pull-up resistors on the I2C lines and operates over a simple two-wire protocol, compatible with most development boards.

You can use Arduino libraries like BH1750.h to quickly set up the sensor and begin measuring light levels in lux. This allows your system to make real-time decisions based on environmental brightness—such as turning on a light when it gets dark or adjusting screen brightness.

🔌 Pin Configuration:

• VCC: Power input (3.3V–5V)

• GND: Ground

• SCL: I2C Clock Line

• SDA: I2C Data Line

• ADDR: I2C Address Pin (optional use for address change)

🎯 Applications

The BH1750 module is extremely versatile and can be used in a variety of electronics and automation projects, such as:

• 💡 Smart Lighting Control Systems – Automatically adjust lighting based on real-time brightness

• 📱 Mobile Devices & Screens – Adaptive brightness control in smartphones and tablets

• 🏠 Home Automation – Trigger devices based on ambient light

• 🏭 Industrial Monitoring Systems – Track brightness in workspaces

• 🧪 Scientific Research Tools – Light intensity measurements for lab environments

• 🌱 Plant Growth Monitoring – Ensure optimal lighting conditions in indoor gardens

• 🧰 IoT Devices & Projects – Seamless integration into ESP32, ESP8266, STM32 platforms

📦 What’s Included:

• 1 × BH1750 Digital Light Sensor Module

• 4 × Male Header Pins (pre-soldered or included)

🛍️ Why Buy from ElectroXBD?

ElectroXBD is one of the most trusted electronics suppliers in Bangladesh, offering:

✅ 100% authentic & tested components
📦 Fast delivery across the country
💸 Affordable pricing with secure checkout
📍 Based in Rajshahi, supporting makers nationwide
📲 WhatsApp support: 01600334238

Whether you’re a student, developer, or robotics enthusiast, we provide quality components with full support and satisfaction.

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📌 Conclusion

The BH1750 Digital Light Intensity Sensor Module is a compact, reliable, and accurate sensor ideal for smart systems and embedded applications. With its I2C interface, lux output, and support for popular microcontroller platforms, it’s a top choice for engineers and students alike.

👉 Order now from ElectroXBD.com and take your next project to the next level with precise light detection!

Common Questions:
Q: What is the price of BH1750 Digital Light Intensity Sensor Module in Bangladesh?
A: The latest price of BH1750 Digital Light Intensity Sensor Module in Bangladesh is 240 BDT.
Q: Where to buy BH1750 Digital Light Intensity Sensor Module in Bangladesh?
A: You can buy the BH1750 Digital Light Intensity Sensor Module at the best price from ElectroXBD in Bangladesh.