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KEYESTUDIO V4.0 board is updated with CP2102 USB serial chip, fully compatible with arduino.
14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a 16 MHz quartz crystal, a USB connection, a power jack, an ICSP headers and a reset button.
This microcontroller can be used by connecting it to a computer with a USB cable or power it with an AC to DC adapter. Also, it comes with the USB cable.
BEAUTIFUL LOOK & PACKAGING: cool yellow-black design which is a departure from the standard, dull, black boards, the yellow silk screen on black mask make it easy to read the pin labels
FCC and CE CERTIFICATION:This component works as a great alternative to the Arduino with no sacrifice made to its performance.