


GY-302 BH1750 Digital Light Intensity Sensor Module with I2C interface and built-in 16-bit A/D converter. Operates from 3V to 5V DC and is suitable for Arduino, ESP32, STM32 and IoT light-monitoring projects.
DS3231 high-precision Real Time Clock module with I2C interface and AT24C32 EEPROM. Suitable for Arduino, ESP32, ESP8266, STM32, Raspberry Pi and embedded projects. This version is supplied without the backup cell.
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