Her Kindness 5 Sets of DC Motor Kits Mini Motor 1.5-6V24000RPM Min ± 5% 5 mini Boat Switches 5 AA Battery HoldersRed and Black Two-tone 0.5 Square Cable (40 inch)

DC Motor, Her Kindness 5 Sets of DC Motor Kits Mini Model Electric Motors 1.5-6V 24000RPM Min ± 5% 5 Mini Boat Switches 5 AA Battery Holders Red and Black Two-tone 0.5 Square Cable (40 inch)

RUNCCI-YUN 2pcs DC 12v PWM motor speed controller,1.8V 3V 5V 6V 12V 2A Speed Adjustable Switch Module, Variable Voltage Regulator Dimmer Governor Switching Build with LED Indicator and Switch Function

6 Set DC Motor Kit, Mini Electric 1.5-3V 24000RPM Mini Motor with 86 Pcs Plastic Gears 6 x AA Battery Holder Motor Mounting Bracket Boat Rocker Switch and Shaft Propeller for DIY Science Projects