This is an ultraviolet sensor board which will directly output UV index value via the I2C interface. It is compatible with both 3.3V and 5V logic levels. It's perfecr for your next sensor-bassed Raspberry Pi, Arduino, or Adafruit Feather HUZZAH project. Features * Integrates Si1145 chip with embedded ADC, detects not only ultraviolet, but also ambient light intensity * Directly output UV index value via the I2C interface, needs no calibration * Supports interrupt output, programmable upper/lower threshold * Onboard voltage translator, compatible with 3.3V/5V operating voltages Specifications * Operating voltage: 3.3V ~ 5V * Dimension: 26mm × 16mm * Mounting hole size: 2.0mm * Operating temperature: –40 ~ +85 °C * Resources * Waveshare Wiki Package Contents * 1X UV Sensor (B) * 1X PH2.0 5PIN wire Pinout * VCC: Power input, 3.3V/5V * GND: Ground * SDA: I2C data pin * SCL: I2C clock pin * INT: interrupt output, optional Dimensions https://elecena.pl/product/22724133/ultraviolet-sensor-i2c-interface-discontinued 2023-03-07 https://elecena.pl/product/22724133/ultraviolet-sensor-i2c-interface-discontinued 2023-03-17 https://elecena.pl/product/22724133/ultraviolet-sensor-i2c-interface-discontinued 2023-12-27 https://elecena.pl/product/22724133/ultraviolet-sensor-i2c-interface-discontinued 2024-09-19