DB9 RS232 Female Port to TTL Converter Download PCB Board Module DC 5V Product Name : RS232 to TTL Module;TTL level : DC 5V;Chip Model : MAX232 RS232 Connector : DB9 RS232 Serial Female Port;LED Light Color : Green, Red, Yellow Capacitance : 1uf;IC Socket Pin Number : 16 PCB Size : 41 x 32 x 1.6mm/1.6" x 1.2" x 0.063&#39;(L*W*H);Main Color : Green, Black Net Weight : 16g;Package Content : 1 x RS232 to TTL Module