Product (2) Price Quantity Total GW12N20 Worm Gear Low Speed Motor Ultra Mini Gear Power-Off Self-Locking Motor For Smart Car Robot(12V 200RPM) $18.83 GW12N20 Worm Gear Low Speed Motor Ultra Mini Gear Power-Off Self-Locking Motor For Smart Car Robot(12V 200RPM) quantity $18.83 Waveshare Tracker Sensor, Infrared Line Tracking $11.90 Waveshare Tracker Sensor, Infrared Line Tracking quantity $23.80 Coupon: Apply Coupon Continue Shopping Update Cart Cart totals Subtotal $42.63 Shipping Free shipping Shipping to TX. Change address Country / region: Select a country / region… United States (US)United States (US) Minor Outlying Islands State / County: Select an option… AlabamaAlaskaArizonaArkansasCaliforniaColoradoConnecticutDelawareDistrict Of ColumbiaFloridaGeorgiaHawaiiIdahoIllinoisIndianaIowaKansasKentuckyLouisianaMaineMarylandMassachusettsMichiganMinnesotaMississippiMissouriMontanaNebraskaNevadaNew HampshireNew JerseyNew MexicoNew YorkNorth CarolinaNorth DakotaOhioOklahomaOregonPennsylvaniaRhode IslandSouth CarolinaSouth DakotaTennesseeTexasUtahVermontVirginiaWashingtonWest VirginiaWisconsinWyomingArmed Forces (AA)Armed Forces (AE)Armed Forces (AP) City: Postcode / ZIP: Update Tax $0.00 Total $42.63 Proceed to Checkout