BH1750 Light Intensity Sensor

BH1750 Light Intensity Sensor – Digital Lux Meter for IoT and Smart Automation Projects

The BH1750 is a highly accurate ambient light sensor that measures illuminance in lux and communicates via the I2C protocol. It offers a wide measurement range from 1 to 65,535 lux, making it perfect for applications like automatic lighting control, smart agriculture, weather monitoring, and IoT-based light-sensitive systems.

With its digital output, it eliminates the need for complex ADC conversion and works seamlessly with Arduino, ESP8266, ESP32, and other microcontrollers. It’s a preferred choice in both academic and commercial IoT projects across Bangladesh.

Key Features:

• Measurement Range: 1 to 65,535 lux

• Interface: I2C (SCL, SDA)

• Operating Voltage: 3.3V to 5V

• Low power consumption

• Fast response and high precision

• Compact size and easy to integrate

• Direct digital lux output (no ADC required)

• Compatible with Arduino, ESP32, Raspberry Pi, etc.

Applications:

• Smart lighting and brightness control

• Smart agriculture and greenhouse automation

• Light-sensitive IoT systems

• Weather and environmental monitoring

• EEE/CSE academic and research projects in Bangladesh

The BH1750 sensor is a reliable and easy-to-use solution for measuring real-time light intensity in various IoT and embedded projects.