Raspberry Pi 8-Channel Level Shifter Module 3.3V And 5V Io Bi-Directional, 501 Original

V2 upgrade as follows:1.VCCA and VCCB on each a set of powered interface, (for example: PI 5V sensors. V1 version VCCA, VCCB connected 3.3V and 5V powered, no extra power supply to 5V sensors power supply. V2 version 2 adds a set of power port. 5V power supply for sensors can be inserted directly onto the VCCB, users do not have their own DIY power cord. 2.V2 version add 4 to the power filtering capacitor, relative to V1 is more stable and reliable. Raspberry Pi 8 channel level conversion module 3.3V and 5V IO bidirectional transfers, are suitable for the Pi connect 5V sensor.Specifications:Net weight: 5gSize: about 45 X 30 X 5mm/1.77 X 1.18 X 0.19inch1 X Module