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Ships within 48 hours · Estimated delivery Aug 7 - Aug 12
1 x Heartbeat module
the module to work properly
System group and user group are
P- output / input negative
Working Temperature: -40°C ~+80°C
Rubber Wheel, Grey, 3x56mm for smart robot car 512MB 1 x Heartbeat moduleThis product has an outer diameter of 56mm rubber wheels, the interior is light green plastic, outside is black rubber, pore size is 3mm (tight circle with 3mm shaft and 3mmD type shaft). Used to produce a variety of DIY car. Outer diameter: 56mm Width: 15mm Aperture: 3mm (tight) Material: rubber + plastic Quantity: 1 piece
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