waveshare Digital LTR390-UV Ultraviolet Sensor (C), Direct UV Index Value Output, I2C Bus 3.3V/5V,Compatible with Raspberry Pi/forArduino/STM32

waveshare Digital LTR390-UV Ultraviolet Sensor (C), Direct UV Index Value Output, I2C Bus 3.3V/5V,Compatible with Raspberry Pi/forArduino/STM32

HiLetgo 2pcs DHT22/AM2302 Digital Temperature And Humidity Sensor Module Temperature Humidity Monitor Sensor Replace SHT11 SHT15 for Arduino Electronic Practice DIY

HiLetgo 3pcs LM393 Rain Drops Sensor Weather Moisture Monitor Sensor Humidity Sensitivity Module Nickeled Plate 3.3-5V for Arduino