2230 E Launch Controller is a must when launching “E” engine powered rockets but can be used to launch all Estes engines.
Upgrade the capacity of your launch controller with the “E”. This launch controller enables you to launch the E Estes motors, but can launch any Estes Engine. This controller includes a safety switch, continuity check, and that good ole’ button called “Launch”.
It comes complete with safety key and 30 ft. of cable. Requires 4 “AA” alkaline batteries, not included.