100% Money Back Guarantee if you are not satisfied with your 4-Key Keypad WASD Arrow Key Keycaps Keyboard One-Handed Mechanical Gaming Keypad Programmable USB-C Customized Keyboard for Working or Gaming (Black, Arrow Keycaps 2)

• 【Portable Mini Keyboard】Ultra-small size,attached detachable USB-C cable,effectively saves desktop space. You can connect the mini keyboard (plug and play) and a normal-size keyboard with the same computer at the same time, they will not interfere with each other.
• 【Default function】The default function of four keys is Up,Left,Down,Right.Plug and play,No software needed.Makes workflow super fast.
• 【Other function】You can also use other functions, such as Shortcut keys, Multi-step operation, Multi-key in one, Undo, Redo, Play, Pause, Volume, Switch song, Forward, Backward, etc. You can control the light color and gradient mode of the case you want through the software or website.
• 【Programming by Website】The Website is applicable to MacOS,Linux and also Windows Systems.We recommend that you try to use Chrome and Edge Browser to access the website! Website:SayoDevice.com
• 【Device】Programming will be saved on the device. You don't need to set it up again when you change the computer.If you encounter any problems with the keypad, please contact us, we will help you deal with it as soon as Money Back Guarantee:We offer 30 Day Money Back Guarantee from the day you purchased if you’re not satisfied with your product. If you have any questions about our products, please contact us as soon as possible. Customer satisfaction is our absolute priority.
  Shipping:We are always working hard to ensure your package arrives as soon as possible. Please understand that some factors like weather, high postal traffic, and the performance of shipping companies are outside of our control.We offer free shipping to the lower 48 states and ship within 3 business days of payment, usually sooner. We do not accept P.O. Boxes. Please provide a physical address. You will be notified via messages as soon as your items ship.
  Delivery?We will ship out the item in 2-3 working day after receiving the payment. Usually the delivery takes 2-5 business days. If you don't receive the items after 10 days, please feel free to contact us. You'll get a replacement or a full refund.Please DO NOT open a return request or leave negative response without asking for help.
  Returns:We offer a 30-Day Return Policy on defective/wrong items or items which you are not completely satisfied with. You have the option for a full-refund or an exchange of the item.Returned items must be in all of the original packaging and include all of the original accessories or items that came with it. The item and package should be in original condition.
  Contact Us: Any queries or issues incurred, please feel free to contact us via message, we will get back to you within 24 hours.Please DO NOT open a return request or leave negative response without asking for help.
  response:Your response is very important to us. After you get your package and you are satisfied with our service, please leave us positive response. We're highly appreciated for your POSITIVE response & 5 stars. Enjoy shopping.