Pro Mini 328 - 3.3V/8MHz Soldered:With Soldered Pin and the included screw can

and the included screw can then be used for adjustments

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Speed: 32000rpm(6

Temperature and humidity sensor module KY-015

Features :

Pro Mini 328 - 3.3V/8MHz Soldered:With Soldered Pin and the included screw canThe Arduino Pro Mini is a 3. 3V Arduino running the 8MHz bootloader. Arduino Pro Mini does not have connectors populated, so you can solder in any connector or wire with any orientation you need. We recommend first time Arduino users start with the Uno R3. Its a great board that will get you up and running quickly. The Arduino Pro series is meant for users that understand the limitations of system voltage (3. 3V), lack of connectors, and USB off