Detail HG7881 module H-bridge Dual Motor DC Driver Controller arduino HG 7881
1, 2 HG7881 chip on board motor control
2, the module can simultaneously drive two DC motors or a 4-wire two-phase
stepper motor
3, the module input voltage :2.5-12V
4, each channel has a 800mA continuous output current capability
5, PCB dimensions: 29.2 (mm) x23 (mm)
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