915 Generation 10Pcs IIC I2C Level Converter Bidirectional Module for

The bi-directional level converter is a small device that can safely downgrade 5V signals to 3.3V while simultaneously upgrading 3.3V to 5V.
This level converter works with 2.8V and 1.8V devices and can be transmitted bi-directional between high voltage and low voltage with 4 channels.
Each level converter can convert 4 pins on the high side into 4 pins on the low side, with two inputs and two outputs for each side. Colour: Blue+Black
Material: Plastic Package Contents:
10 * 3.3V-5V 4 Channel Logiclevel Converter Bi-Directional Shifter Module Only the above package content, other are not included.
Note: Light and different displays may cause the color of the item in the a little different from the real . The measurement allowed error is +/- 1-3cm.