기능

• Equipped with 4 crawlers, it is a craft set that can easily overcome obstacles.
• The arm crawler that extends forward from the main body freely changes the angle according to the slope, and even steps of about 45 mm higher than the main body can be covered.
• The motor and switch are already wired.
• Assembly is easy with only fitting, screwing and simple wiring.
• Uses one AA battery (sold separately).