8PCS TTL to RS485 Module, 485 to Serial Port UART Level Mutual Conversion Power Supply Module 3.3V 5V workwarehouse Well spaced square design so

Well spaced square design so that cables plugged in should not obstruct each other

small power banks(recommend less 10000mA)

NOTE: Only AirTag Key Ring

then you get the HDMI

30 Mesh Slots for 30 thumb drives

8PCS TTL to RS485 Module, 485 to Serial Port UART Level Mutual Conversion Power Supply Module 3.3V 5V workwarehouse Well spaced square design so8PCS TTL to RS485 Module, 485 to Serial Port UART Level Mutual Conversion Power Supply Module 3. 3V 5V TTL to RS485 module highlights:(1) 3. 3V and 5. 0V power perfect compatibility.(2) 3. 3V and 5. 0V signal perfect compatibility.(3) The absolute adopts imported chip, industrial design, strong anti interference ability, at the same time, adopt more effective lightning protection design, 485 can be used in industrial field and field under the harsh