CCTREE ABS 3D Filament 1.75mm Fluorescent Green Dual Channel H-Bridge Motor Shield 22V 8A Compared Product Best For Key

Compared Product Best For Key Difference Direct Link Mobile Platform Kit 4WD Metal Chassis DC Geared Motor 4-wheel robot builds 4wd View product Mobile Platform Kit 2WD Mini Smart Robot 2-wheel robot builds 2wd

The Battery Holder 2×AA with switch holds batteries and provides a convenient Wire leads + switch output for connecting to your project

Transmission distance: 70m in free space

and these little blue guys are high powered ones

power supply

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