Product Description:
- 4WD Robot Smart Car Chassis Kits
- Comes with Speed Encoder for Arduino
- Mechanical structure is simple and easy to install
- Equipped with tachometer encoder
- Uses four deceleration direct current machine curve for nimble movement
- Chassis is big, steady, and easy to expand

Package Includes:
- 2 x Car chassis
- 4 x Gear Motor (1:48)
- 4 x Speed encoder
- 8 x Fasteners
- 1 x Power button Screw

Refund Policy:
- Full refund if product is not received within 60 days
- Full refund if product is broken before arrival (photo proof required)
- 14-day return policy for defective or unsatisfactory items
- 12-month warranty for defective items

Shipping:
- Only ship to confirmed eBay address
- Orders processed within 1-3 business days
- Payment must be received within 5 business days of auction closing

Payment:
- Accepts EBAY Managed Payment
- Special requests must be made within 24 hours of payment
- Leave note for any special requests in PayPal when paying

Feedback:
- Leave positive feedback if satisfied with product and services
- Confirm "Delivery on time" upon receiving package
- Contact seller immediately with any issues

We keep a close eye on consumer needs,offering continual innovation and product development and an ever-changing core product range.Each product undergoes rigorous development and testing,keeping quality and longevity in mind.In addition,our trained customer service team work hard to ensure that any queries are dealt with efficiently and strive to ensure that you are always provided with the highest level of customer support.

Any questions,please contact us through eBay message or e-mail,We will reply within 1-2 business days(public holidays not included).
Working time:Monday-Friday 9:00 AM-5:30PM(Beijing)

A complete and correct shipping address is essential.
Customers with shipping addresses outside of the U.S.are responsible for all duties and import taxes.Please contact your customs for information.
For any further information about shipping,please contact our customer service team.

We are happy to be able to offer our customers 60 day returns on our products.All items can be returned and a refund will be issued,provided they are returned within 60 days of receipt of purchase.In the unlikely event that you are not happy with your purchase please do not hesitate to contact our customer services team.

We offer at least 1 year guarantee on all of our products.