EST 2222 - Porta-Pad® II Launch Pad and Electron Beam® Launch Controller The Launch Pad comes complete with blast deflector, standoff stem, two-piece 1/8 in. launch rod and launch rod cap. Launch direction may be adjusted 30 degrees from vertical and can accommodate a 3/16 in (5 mm) Maxi Launch Rod - sold separately. Minor assembly required and no glue or tools are needed. The Launch Controller comes fully assembled with 17 ft (5.2 m) of cable and requires four new 'AA' alkaline batteries - sold separately. A GREAT Controller for launching mini and standard engine powered rockets. Porta-Pad II can accommodate a 3/16 in Maxi launch rod - not included.