20 Pcs 3.3V 5V TTL Bi-directional L0gic Level Converter

Feature:

2 channels of high-voltage l0gic and low-voltage l0gic bilateral switching
2-channel of high-voltage l0gic switch low voltage l0gic  into unitary transf0rmation
Size: 15.5mm x 16mm x 11.5mm
Module is compatible with the breadboard, it can be put on the breadboard directly

Description:

High Voltage: 5V
Low Voltage: 3.3V
GND for negative power
5V TTL RXI input, 3.3V TTL RXO output
TXI input/output of 3.3 V TTL, TXO input/output 5 V TTL, TXI and TXO bilateral switching

Package included:

20 x L0gic Level Converter ,