Only US $11.39 DIY Electric Plotter Drawing Robot Kit Physics Scientific Experiment Set Creative Inventions Assemb

DIY Electric Plotter Drawing Robot Kit Physics Scientific Experiment Set Creative Inventions Assemb

[32901477214] Product material:Wood and electronic components Product size:260*150*130mm Note:the price is for 1 set.batteries, compasses, pens, scissors, white paper not included. Accessories install gear on the motor,then install LED as shown use 6mm screw to fix right angel board install Single gear on two shafts Pay attention to the hole position use the screw to fix motor fix the gear, gear bite should not be too loose or too tight For details instructions, please contact us by message box. Thanks. Maybe the science toysare not perfect, but let's enjoy the fun of assemble,exploring, and the fun ofthe improvement. FrequentAskedQuestions: 1. About white woodworking glue:use to stick the wood.it needs 20 minutes to dry, please wait patiently. 2. Long end: Positive Short End: Negative 3. Left: Positive Right: Negative 4. red wire connect with Positive side,black wire connect withNegative side 5. Close up the switch knife after install the battery. 6. After installed the battery, the motor don notrun. please check the knife switch is closed. or checkthe wire connection is correct and not loose.