Model No Quantity 1 Color Transparent Brown Material Optical glass Features Arduino arrow shape 2WD smart car chassis module Specification Car size: 20 x 16cm; Car load: 1kg; 2 wheel drive; Chassis thickness: Low layer 5mm optical glass upper layer 3mm optical glass; Current: 250mA; Motor specification: Dual axis reduction ratio 1: 48 5V no-load rotate speed: 200RPM 5V no-load speed: 40m/min; With 18650 battery case; Reserved port for tracing module drive module LED1602 I2C module obstacle avoidance module Application SCM development DIY Packing List 1 x Smart car chassis module