Dr. Mad Thrust Smart Controller for Electric Retract

This is a very handy little device doubles as your splitter to each gear unit, plus, it allows you to extend or retract the gear without the need for your transmitter. Simply apply power and press the button on the Smart Controller for cycling the gear. This is perfect for bench testing or when you're at the field and have already put your transmitter away for the day.

Specs:
Dimensions:45x21x11mm
Voltage range:4.8-8.4V
Weight:6g

*Color may vary