OWI-769K Features: -Rockit robot (requires soldering). -Sound sensor robot kit. -Evolve as a spunky little robot that you can build. -Explore the fundamentals of robotics with this informative and entertaining robot kit. -Appropriate for ages 10 and up. -With a touch / sound sensor. -Automatically reverse, then turns left before embarking on a new course. -Requiring only basic hand tools. -Contain step-by-step instructions, unassembled printed circuit board, condenser microphone. -Requiring only basic hand tools. -Control: Sound sensor including condenser microphone / transistor. -Power source: ''''AA'''' alkaline battery x2 each (not included). -Dimensions: 8'' H x 4'' W x 7'' D.
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