automatic sand loading machine science experiment project / heavy construction machine
how to make science experiment project sand automatic loading heavy machine /wire less controlled construction machine with 12 v dc motor and Bluetooth mobile phone controlled sand automatic loading heavy construction machine
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MY CAMERA AND OTHER TOOLS PURCHASE LINK 👇👇https://www.amazon.in/shop/gearshift
Materials i used for my project//
Cardboard, Bamboo Stick, Glue Gun, Glue Stick, Black Chart Paper
, Remote Control Circuit From Old Rc Car Or Purchase,
4 Toy Car Plastic Wheel, Graphic Sticker Logo, Dual Shaft Gear Motor,
3 Volt Battery I Take From Flying Drone, Plastic Straw, Scale, Pencil, Led