Features: Brand new and high quality Adopts original FT232RNL chip, with stable speed communication, reliability, and better compatibility. Self recover for over-current protections, counter-current proof, improving shock resistance.Onboards antisurge design, with stable communication and safety. Onboards TTL serial port 3.3V/5V level transilation circuit, for switching TTL communication level. Onboards 3x LED indicator, for checking power and signal transmitting status. Plastic case, sandblasting process, nice look Specifications: Material:Plastic Product Category: Industrial USB To TTL Serial Cable Chip Scheme: FT232RNL Host Port: USB Data Rate:300bps-3mbps Size:Approx.8.2x1.84cm/3.23x0.72inch Device Port: UART Package Includes: 1x USB to TTL Serial Adapters note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.