uxcell RS232 to RS485 DB 9 Pin Interface Converter Transmitter Product Name: RS232 to RS485 Converter Size: 8.7 x 3.3 x 1.6cm / 3.4" x 1.3" x 0.6"(L*W*T) Material: Plastic Metal; Color: Black Green Net Weight: 35g Package Content: 1 x RS232 to RS485 Converter