20pcs PL2303 USB To RS232 TTL Converter Adapter Module with Dust-proof Cover PL2303HX

Features Adopt imported controller RS232 TTL which can stabilize the flash with high speed500mA self recovery fuse for protectionTwo data transmission indicator can monitor data transfer status in real timeReserve 3 3V and 5V pin interface easy for the DDWRT of different voltage system that needs powerThe entire board is coated by the high quality transparent heat shrinkable sleeve making the PCB in insulation state from outside so that the board wont burnt down by material short cut Electrostatic package insures the board will not be damaged before use Specifications Dimention about 50x15x7mmPackage includes 20 x PL2303 USB To RS232 TTL Converter