* Estimated delivery times start from the date of shipment, excluding processing time.
* Actual delivery times may vary due to holidays, weather conditions, or customs delays.
Return items will be accepted within 40 days when is the date of receiving the goods. Customized items cannot be returned or exchanged. Items bought with an e-gift card are exchangeable only; refunds are not applicable.
Free Gift
Welcome to Roymall, your professional website for purchasing premium department store gifts. We highly value and appreciate your support, and we want to express our gratitude by adding an extra touch of excitement to your purchases. When you shop with us, you not only get to enjoy high-quality products that enhance your lifestyle, but you'll also receive an exclusive free gift with every order you place. Ready to explore our collection and find your perfect gifts? Browse our selection of premium department store items, place your order, and look forward to the excitement of your free gift arriving alongside your purchase.
Shipping Policy
We will work hard to deliver items to you after receiving your orders and make sure they arrive safely. Delivery details will be provided in your confirmation email.In most cases, orders are processed within 2 days.Under special circumstances, it will be delayed as follows: When you place an order on Saturday, Sunday or public holidays, it will be delayed for 2 days..Normally, it needs 5-7 working days (Monday to Friday) without being affected by flight delay or other environmental factors..Because our shipping service is worldwide so the delivery times will depend on your location so it may need a few times and please wait patiently if you are in remote districts or countries.
1. Return & Exchange Policy
We only accept items purchased from roymall.com. If you purchase from our local distributors or other retailers, you cannot return them on our side.Final sales items or free gifts are not acceptable for a return.To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.After receiving return instructions from us, please package up your returned items and drop your package at the local post office or another courier. We will process your return or exchange item within 3-5 working days after we receive it. The refund will be processed and credited automatically to your original method of payment.No returns or exchanges can be accepted if the product was custom produced, including custom size, custom
color, or custom printed.Need more help, please contact us. service@roymall.com or Whatsapp: +447549870296
2.Refund Policy
You'll get a full refund or 100% store credit after we receive the returned package and check it. The refund will be processed and credited automatically to your original method of payment.Please note that shipping costs and any duties or fees are not refundable. The extra shipping costs are non-refundable once the package has been shipped. You are responsible for paying these fees and we’re unable to waive or refund them, even if the order is returned back to us.Once we received and confirmed your returned item, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.If you have any problems regarding the refund process, please contact us. service@roymall.com or Whatsapp: +447549870296
Feature: Material: Aluminum Alloy Design: Mecanum Wheel Configuration Category: DIY Robotics and Automation Performance: High-Efficiency Omnidirectional Movement Compatibility: Easily Integrates with Arduinos" and Raspberry Pi Assembly: Simple DIY Kit for Hands-on Learning
Specification:
Working input power: +6~12V Working output current: single channel maximum continuous input 1.2A Startup peak current: 2A, 3.2A continuous pulse/single pulse Number of drive motors: 4 channels Interface: XH2.54 terminal/2.54mm spacing Module external dimensions: 68.5x53.3mm
Innovative Mecanum Wheel Technology: The 4WD Intelligent Small Car Chassis is a cutting-edge DIY kit that introduces the versatile mecanum wheel technology to the realm of robotics. The unique design of this kit allows for smooth and precise movements in any direction, making it an ideal choice for both educational and recreational purposes. The mecanum wheel kit is not just about assembling a car; it"s about learning and exploring the intricacies of robotics through hands-on experience. With this kit, you can build a small yet powerful robot that can navigate through complex terrains with ease.
Versatile and Adaptable for Various Environments: This mecanum wheel car kit is not just a toy; it"s a platform for innovation. The robust aluminum alloy chassis ensures durability, while the omnidirectional movement capabilities make it suitable for a variety of environments, from indoor spaces to outdoor terrains. Whether you"re a student looking to enhance your STEM skills or a hobbyist seeking to build your own robot, this kit is designed to meet your needs. The simple yet effective assembly process makes it accessible to a wide range of users, from beginners to advanced enthusiasts.
Educational and Entertaining DIY Experience: The DIY Supplies: Electrical aspect of this kit caters to those who enjoy hands-on projects. It"s a perfect fit for those who are interested in learning about electronics and programming. With the mecanum wheel chassis, you can bring your creative ideas to life and experiment with different applications. Whether you"re looking to create a fun remote control car or a more advanced robotic project, this kit is an excellent starting point. The low temperature (105u00b0C Volatiles ≤) specification ensures this kit is safe and reliable, making it an ideal choice for educational environments or personal projects.
Package includes:
1x Omnidirectional 4WD car chassis (upper and lower pieces) 2x Dual-head motor gearbox 2x 48MM red and black left wheel L 2x 48MM red and black right wheel R 1x Four-way motor drive expansion board 4x Cross round head self-tapping screw M2.5X16 1x 7.4V lithium battery 1x 7.4V lithium battery charger 1x UNOR3 module 1x PS2 wireless controller 2x Battery box double-sided tape 4x Double-pass copper pillar M3X22 9x M3 screw M3X6 9x M2.5 screw M2.5X14 9x M3 screw M3X8 4x Double-pass copper column M3X10 9x M2.5 nut
Tips:For questions about your order, place of delivery, product discount, taxation, delivery time, warranty, shipping, payment, exchange rate, and other questions unrelated to the product, please contact customer service.
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