9V Battery Clip
Use a 9V battery clip to easily connect your 9V battery to your Arduino. Use one with leads to connect your battery directly to a breadboard or the Vin pin on the Arduino. You can also buy a clip with a barrel jack for plugging directly into the Arduino.
Powerplus Battery 9V
2mm Vibrator
4x4 Flat Matrix Keypad
STM32F103C8T6 Blue Pill STM32f103 Arm Cortex Dev Board
2Channel Relay Module
UHU The All Purpose Adhesive Tube
4 Pin Crimp Shell Wire | Straight Connector
12" Tie Cable - Single Piece
USB female jack 




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