DZS Elec1pc DC Motor Speed Controller 9-60V Forward/Reverse High Power PWM Control Switch Motor Speed Regulator DC 12V 24V 36V 48V 60V 20A 1200W

DZS Elec 1pc DC Motor Speed Controller 9-60V Forward/Reverse High Power PWM Control Switch Motor Speed Regulator DC 12V 24V 36V 48V 60V 20A 1200W

QTEATAK DC 12V 10A 6 Pin 3 Position (ON)-Off-(ON) AC 110V-220V Waterproof Momentary Polarity Reverse Switch Motor Control Black Boat Rocker Toggle Switch with Wire KCD4-223-QT

PGSONIC CR2450 3V Lithium Battery (5pcs)