ITEM NAME:FT232RL USB to Serial adapter module USB TO RS232 Max232 for Arduino download Descriptio n Feature : 100% Brand new and high quality. Material: PCB + Electronic Component Support 3.3V, 5V Color: Red Chipset: FT232RL USB power has over current protection, using 500MA self-restore fuse Specifications: RXD/TXD transceiver communication indicator Pin definition: DTR,RXD,TX,VCC,CTS,GND Pitch:2.54mm Module Size: About 36mm(length)*17.5mm(width) Package Included : 1x FT232RL USB to TTL Serial Adapter Module Note: 1.Please allow a little size error due to manual measurement. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. We offer you what you need! FT232RL FTDI USB 3.3V 5.5V to TTL Serial Adapter Module for Arduino Mini Port.1x FT232RL USB to TTL Serial Adapter Module. FT232RL FTDI USB 3.3V 5.5V to TTL Serial Adapter Module for Arduino Mini Port. RXD/TXD transceiver communication indicator. Module Size: About 36mm(length) 17.5mm(width).