Estes 2230 E Launch Controller – Model Rocket Launch Controller for E Engines with Safety Key & 30 ft Cable Frequency measurement range: 10MHz to

Frequency measurement range: 10MHz to 1Hz

92 Lumens compared to 18 for halogen

Like the PM-128A

Use the included battery holder and batteries to power the micro:bit without a computer

electrical and other equipment

Estes 2230 E Launch Controller – Model Rocket Launch Controller for E Engines with Safety Key & 30 ft Cable Frequency measurement range: 10MHz toLaunch controller for E powered rockets This launch controller enables you to launch the E Estes motors, but can also launch any of the other Estes engines as well Includes a safety key and 30 feet of cable Four AA alkaline batteries required for controller (batteries not included) The Estes 2230 E Launch Controller is a must when launching E engine powered rockets, but can also be used to launch all other Estes engines as well.