1、Smart Control: Allows for easy switch between electrical isolation and non isolation modes, and the non isolation enables one button power control. 2、Reliable Work: Adopting magnetic isolation CH340N chip, the USB to TTL module has has good waveform, low power consumption and high speed as well. 3、Higher Safety: The electrical isolation mode ensures 1500V withstand voltage, protecting the computer from external short circuit, shock and so on. 4、Better Design: Universal type C USB supports convenient plugging, and the serial adapter board also has 50bps-2Mbps baud rate range for working. 5、Wide Matching: Supports 3.3V and 5V SCM systems, and has wide compatibility with for XP, for VISTA, for WIN7, for WIN8, for WIN10, very practical. Item Type: USB to TTL Module Material: PCB Interface: TTL Communication Interface: TXD, RXD Compatible Operating System: For XP, for VISTA, for WIN7, for WIN8, for WIN10. Baud Rate Range: 50bps~2Mbps Working Temperature: -40℃~85℃ 1 x USB to TTL Module Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.