5PCS mini RS232 MAX3232 Levels to TTL level converter board serial converter board Dropshipping<br><br><br>Chip: domestic MAX3232CSE<br>Voltage range: 3 v to 5 v<br>High baud rate: higher than 120 KBPS is not recommended<br>Size: 9.4 mm * 15.9 mm<br>Below for module chart of the front  on both sides of the power supply is connect together  just pick up one side  two sides respectively independent two channels  all can use  arrows represent flow signal  to illustrate is input  the outward show as output  close to the RS232 for RS232 level characters end  near the TTL character to the TTL leve<br><br><img src="//gdetail.image-gmkt.com/030/717423496/2016/4/43781bbd-cf8e-4f81-83d6-51470e1578b1.jpg"  onerror="this.src='http://gdetail.image-gmkt.com/030/717423496/2016/4/43781bbd-cf8e-4f81-83d6-51470e1578b1.jpg'; $(this).attr('onerror'，'');" ><br><img src="//gdetail.image-gmkt.com/030/717423496/2016/4/04237ce4-4258-4287-886a-4e8488495132.jpg"  width="748" height="750" onerror="this.src='http://gdetail.image-gmkt.com/030/717423496/2016/4/04237ce4-4258-4287-886a-4e8488495132.jpg'; $(this).attr('onerror'，'');" ><br><img src="//gdetail.image-gmkt.com/030/717423496/2016/4/4fca356f-fea1-4498-8956-b19fa863e86c.jpg"  width="743" height="745" onerror="this.src='http://gdetail.image-gmkt.com/030/717423496/2016/4/4fca356f-fea1-4498-8956-b19fa863e86c.jpg'; $(this).attr('onerror'，'');" ><br><br>Packaging Details<br>Unit Type: lot (5 pieces/lot) Package Weight: 0.120kg (0.26lb.) Package Size: 10cm x 10cm x 5cm (3.94in x 3.94in x 1.97in)