Estes 2240 Pro Series II Launch Controller – Rocket Controller for Cluster & Mid-Power RocketsGreat for launching cluster engine powered rockets! Fully assembled Powered by six 'C' size alkaline batteries (not included) Features an alternative power source option for launching up to 10 rockets, a two button arming and launch control system, audible continuity buzzer, and 30 feet (9. 1 m) of heavy duty cable with four alligator clips The ultimate launch controller for launching the new Pro Series II line of rockets as well as other mid engine

4 Pack of Quad Contact Point Blocks

One 12VDC fixed section

Capacitance measurement range: 6000uF to 10pF

known as conductors

Symmetry: 50% (Rise wave) to 50% (Fall wave)

2 rows for large leads (BNC)

Don't be caught off-guard

variable amplitude control

9 volt battery needed but not included

3" (185 x 78 x 38 MM)

Model LD40

Lockable jaws for storage