ITEM NAME:FT232RL FTDI USB adapter to TTL Converter Module 5V 3.3V For Arduino Blue T E2B6 FT232RL FTDI USB adapter to TTL Converter Module 5V 3.3V For Arduino Blue T E2B6 Chip: FT232RL Draw out all signal port of FT232RL chip. RXD/TXD transceiver communication indicator. USB power supply, can choose 5V or 3.3V ,set by jumper. With over current protection, using 500MA self-restore fuse. Pin definition: DTR,RXD,TX,VCC,CTS,GND Pitch:2.54mm Module size:36mm(length)*18mm(width) Interface: Mini USB Color:Blue Material : metal Package included: 1X Converter Module Note: Light shooting 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.