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$14.44

3V Tracking Smart Robot Car DIY Kit With Reduction Motor Set

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Specifications:Track width: 15mmColor: As shownSize(Length x Width): appr. 10 x 7cmPower: 2 x AA batteryVoltage: 3VThe assembly steps:Step 1: Welding circuitElectric welding part is simpler, welding sequence according to the principle of component level from low to high, the first welding eight resistance, is important to use multimeter to confirm resistance is correct, D4, D5 R13 R14 can temporarily not welding, integratedcircuit chips can temporarily not insertedStep 2: Mechanical assemblyThe red line is connected to the 3V positive power supply, the yellow line grounding, excess wire can be used for motor wire.Step 3: The installation of a photoelectric circuitPhotosensitive resistance and light-emitting diodes (note polarity) is reverse-mounted on the PCB, and the ground distance is about 5 mm, both photosensitive resistance and light-emitting diodes are 5 mm distance. Finally, you can power test.Step 4: Vehicle debuggingThe right direction is along the universal wheel direction, if you press and hold the left photoresistor, the wheels on the right side of the car should be rotated. Press and hold the right photoresistor, the wheels on the left side of the car should be rotated, if the car driving back, can alsoexchange the wiring of two motors, if the one side normal and the other side back up, as long as you can swap wiring of back side.Note:Battery is not included.Package included:1 x Tracking Robot Car Kit
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Weight 0.24 oz

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