Arduino UNO (DIP) ATMega328P Rechargeable Fit for 22mm (7/8 Inch)

Fit for 22mm (7/8 Inch) hole and secure it with screw ring

refer to KBP310 Datasheet

This is a high-quality sponge made specifically for cleaning soldering iron tips that can quickly clean the tip surface of the oxide while causing no harm to the tip of the alloy layer

miniature vacuum pumps

The latest High-Performance Quad-Core 64-bit Broadcom 2711

Arduino UNO (DIP) ATMega328P Rechargeable Fit for 22mm (7/8 Inch)Arduino Uno is a microcontroller board based on the ATmega328P. It has 14 digital input output pins, 6 Analog inputs, a 16 MHz quartz crystal, a USB connection, a power jack, an ICSP header, and a reset button. It contains everything needed to support the microcontroller that simply connects it to a computer with a USB cable or power it with an AC to DC adapter or battery to get started. The Arduino Uno is the successor to the Arduino which is a