The holder for 4 AA R6 double-row batteries is an ideal solution for people who need a simple and reliable way to connect AA batteries to obtain a voltage of 6 V

Holder for 3 AA R3 batteries with a flap and a switch is an ideal solution for people who need a simple and reliable way to connect AAA batteries to obtain a voltage of 4.5 V

Holder for 3 AA R6 batteries with a flap and a switch is an ideal solution for people who need a simple and reliable way to connect AA batteries to obtain a voltage of 4,5 V

Holder for 2 AA R6 batteries with a flap and a switch is an ideal solution for people who need a simple and reliable way to connect AA batteries to obtain a voltage of 3 V

Holder for 4 AA R6 batteries with a flap and a switch is an ideal solution for people who need a simple and reliable way to connect AA batteries to obtain a voltage of 6 V

The Step-Down D24V6AHV Buck Voltage Regulator module with adjustable output voltage in the range of 4-25V with a wide input voltage range of 4.5-42V and a maximum output current of 600 mA. Pololu 2104

Machine Screw: #2-56, 7/16" Length, Phillips (25-pack)

1660-Point Breadboard

VNH5019 Motor Driver Carrier

Pololu High-Power Motor Driver 18v15

ACS714 Current Sensor Carrier -30 to +30A

Pololu Dual MC33926 Motor Driver Shield for Arduino