The perseids DIY Robot Smart Car Chassis Kit with Speed Encoder, Wheels and Battery Box (2 Wheels)

Feature:
Simple mechanical structure, it is easy to install.
Smart robot car with code disk, ideal for DIY.
Can be used for distance measurement, velocity.
This car is the tachometer encoder.
Can use with other devices to realize function of tracing, obstacle avoidance, distance testing, speed testing, wireless remote control.

Specification:
Noise:

• Qunqi L298N Motor Drive Controller Board Module Dual H Bridge DC Stepper For Arduino
• ELEGOO 120pcs Multicolored Dupont Wire 40pin Male to Female, 40pin Male to Male, 40pin Female to Female Breadboard Jumper Wires Ribbon Cables Kit for arduino
• ELEGOO 5PCS HC-SR04 Ultrasonic Module Distance Sensor for Arduino UNO MEGA2560 Nano Robot XBee ZigBee
• 10 Pcs 1/6" Slot PCB Photo Interrupter Slotted Optical Switch HY301-21
• Qunqi 2Packs L298N Motor Drive Controller Board Module Dual H Bridge DC Stepper For Arduino
• EDGELEC 120pcs Breadboard Jumper Wires 10cm 15cm 20cm 30cm 40cm 50cm 100cm Optional Arduino Wire Dupont Cable Assorted Kit Male to Female Male to Male Female to Female Multicolored Ribbon Cables
• HiLetgo L293D Motor Driver Shield Compatible to Duemilanove Mega UNO R3 AVR ATMEL
• BONATECH Arduino 2 Wheels Smart Car Chassis Tracking Obstacle Avoidance Car Robot Chassis with Encoder Speed Detailed Tutorial
• HiLetgo HC-05 6 Pin Wireless Bluetooth RF Transceiver Module Serial BT Module for Arduino
• ELEGOO UNO R3 Board ATmega328P ATMEGA16U2 with USB Cable for Arduino RoHS Compliant