This product is not a power conversion module-level conversion module. 5V power supply must be connected in order to work properly! Do not know to buy!

Product Features:

1. Four MOS tube to achieve level four 3V and 5V bidirectional conversion,
2. The power input with anti-reverse protection, integrated 3.3VLDO, and provide external current is not greater than 150mA
3. With power indicator, a job and not a glance
4. Can be realized UART, IIC ,1-wire, SPI and other bus signals 3V-5V level bi-directional converter

The product is available to purchase:

A welding test module a good

The following content is not provided, declined for various reasons "graduation design needs" and request, do not agree do not buy:

1. Paper manual and CD-ROM
2. PDF reference schematic of a the original design documents, including but not limited to document SCH, PCB files
3. Specific technical support, such as programming, etc.
4. In addition to other information described above has been available outside content

The following is the module dimensions, can be easily plugged into the breadboard