9" x 12" Double Sided Copper Clad Circuit Board, FR-4 Fiber Glass Please verify that these are

Please verify that these are compatible with your model rocket before ordering

operates on NiMH rechargeable battery pack (included)

and you can set the receiver anywhere in your house (within 400 ft

absorbent sheet to hold in liquids

allowing both beginners and experts to learn and experiment

9" x 12" Double Sided Copper Clad Circuit Board, FR-4 Fiber Glass Please verify that these are9" x 12" Double Sided Copper Clad Circuit Board FR 4 (Fiber Glass) 1 16" Thick Approximately 1 ounce of Copper per square foot Note: The copper may be lightly scratched or smudged from the manufacturing process. This will not affect the use of the board.