💎This product is widely used in radio modification, cell phone brushing, XBOX360 brushing, GPS, car testing, DVD brushing, hard disk repair, set-top box upgrade.
Can be used to burn the type of microcontroller：
STC microcontroller
STM32 microcontroller
NXP microcontroller
Renesas microcontroller
NEC microcontroller
Operating voltage:3.3V-5.5V
Interface:TX RX VCC GND

💎Features:
1.On-board MAX3232 serial communication chip.
2.Onboard 9-pin serial female connector for easy connection with computer serial port.
3.Onboard receiving and transmitting communication indicator.
4.Onboard TTL interface, convenient for communication with single-chip microcomputer.
5. Working voltage: 3.3V-5V.
6.Output signals: VDD, TXD, RXD, CTS, RTS, GND
7. PCB size: 45 (mm) x 31 (mm).
Application:radio modified,root,GPS,car inspection,Hard disk maintenance,Set-top box upgrade.

Notice:VCC must be connected with external power supply before using to make the power light on,only in this way the module can work normally.