5PCS 4 Canali I2C IIC Modulo Convertitore Livello Logico Bidirezionale per Arduino
5PCS x 4 Channel IIC I2C Logic Level Converter Module. If you've ever tried to connect a 3.3V device to a 5V system, you know what a challenge it can be. This level converter also works with 2.8V and 1.8V devices.