• This is a module used for ease of use compared to the bulky traditional serial (DB9) port.
• 100% Brand new and high quality
• Adopt imported controller RS232 TTL, which can stabilize the flash with high speed
• 500mA self-recovery fuse for protection

Two data transmission indicator can monitor data transfer status in real time
Reserve 3.3V and 5V pin interface for easy operation
The entire board is coated by the high quality transparent heat-shrinkable sleeve, making the PCB in insulation state from outside
The electrostatic package ensures the board will not be damaged before use