E220-900TBH-01 wireless Module Test Board SMD UART module USB to TTL serial board

[Interface]：USB

[Size]：80*45mm

[Product weight]：107.7±0.1g

[Introduction]：E220-900TBH-01 is a set of test kit formed by SMD UART module combined with USB to TTL serial board for customer testing and development, which greatly reduces the difficulty of testing and development of customers. This manual describes how to use the test board for more details.