4- USB To TTL Module CH340 HUB Four TTL TYPE-C Interface

4- TTL serial port can be independently communicated out 4 XH-4 seat TTL level, can use the matching cable external.Using mainstream TYPE-C interface This interface with USB cable is convenient, most cell phone cable can be used. It must be noted that only the charging function of can not be usedWith LED indicators 4-way TTL RXD, TXD have LED indicatorsOn-board 3.3V power supply chip Use 1117-3.3 SOT89 package chip, can output 400MASupport 4-way serial high speed communication 4-way USB-TTL serial Colour:As shownMaterial: Package Contents:1 x IOT module Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.