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The shield provides a standard RJ45 ethernet jack
1×Mini System Development Board ARM STM32 F030F4P6 CORTEX-M0 Core 32bit 48 MHz
depress the end to engage the vacuum
Idle Current :10-13mA
Supports UART local firmware upgrade and/or remote firmware upgrade (FOTA)
Desoldering Pump PCA9685 The shield provides a standardUseful in cleaning up mistakes or removing excessive solder, every electrical engineer has one of these on their desk. To use, depress the end to engage the vacuum. Then heat up the to be desoldered joint until it is liquid. With your other hand hold the plastic tip as close as possible to the joint and depress the button to suck up all the liquid solder. If necessary, clean up the remaining solder with wick. All metal construction is ideal for heavy
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