Robot Car Chassis Kit Motor Speed Encoder Battery Box 2WD Ultrasonic Module for arduino Diy Kit

.   Shipping List:  A package:  1x car chassis      2xTrolley wheels      2xDC Gear Motor      4xFasteners      1xCaster      1x4-AA-L Battery Box      Several screws and nuts   Plan 2:       DC Gear Motor 1 48: a deceleration DC motor (otherwise 120: 1 Optional)      20 line gun code disk X2      Fasteners (high intensity black acrylic)X 4      Caster X1      Four battery boxX 1      Quality Rocker SwitchX 1      Assembly drawingX 1      Several screw nut      V5 shield X1      UNO R3 X 1      SG90 X 1      FPV X 1      L298N X1