Economic Robot Single-layer Tank Chassis Building Blocks Wood Board

Product information:
Model: SN8400
Single layer size: 203 x155 x63mm
Voltage: 3-9v
Motor reduction ratio: 48:1
Motor line length: 15cm
Track width: 4.5cm
Track material: hard plastic

Product features:
Building blocks assembling toys
3-9v wide range voltage
TT motor is versatile
Affordable
Multiple circuit boards can be installed
The welding part of the motor is fixed with glue, which is convenient for repeated use.