HiLetgo MAX3232 RS232 to TTL Converter Module Operating Voltage: 3.3V~5V Four Interface: VCC, GND, RXD, TXD Communication Chip: MAX3232 chip This product is widely used in radio modification, mobile phone brush machine, XBOX360 brush machine, GPS, car testing, DVD brush machine, hard disk repair, set-top box upgrades. Microcontroller programmed.
The main parameters:
Control chip: domestic new MAX3232
Working voltage: 3.3V-5V DC
Working current: 6MA
Power supply: external
Interface: TXD, RXD, GND, VCC
Overall dimensions: 33mm * 32mm * 16mm

Package Included:
5 * RS232 To TTL Converter Module