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Gear Motor, New N20 DC3V 6V 12V 50-2000RPM Speeds Reduction Gear DC Motor with Metal Gearbox for DIY Engine, Robot Model, Electronic Door Lock - - Amazon.com
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Amazon.com: EBL USB Rechargeable 9V Lithium Batteries - 5400mWh Long Lasting LI-ion Batteries with Micro Charging Cable - Quick Charge in 2 Hours (4 Pack) : Health & Household
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Amazon.com: HiLetgo L293D DC Motor Drive Shield Stepper Motor Drive Shield Expansion Board for Arduino Duemilanove Raspberry Pi : Industrial & Scientific
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Amazon.com: Adafruit Motor/Stepper/Servo Shield for Arduino v2.3 Kit : Electronics
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