Q: Are you manufacturer? A: Yes, we are manufacturers.We can provide OEM / ODM customized service according to our customers’ various application and demands.All of our products are fully patented, design, hardware and software,mold,assembly are done by our own team. Q: What is the minimum order(MOQ)? A: We accept one unit for standard products.we can even customized with your logo if needed. If require OEM, will see detailed requirements and confirm MOQ to you from our sales department. Q: Can we get the free sample? A: Sorry, generally we would not provide the free sample. If the customer confirm the specification and price, they can order the sample firstly for the testing and evaluation. Q: How to order and pay? A: We accept T/T (bank transfer), Alibaba online,Western Union 1 Trade Assurance Q: What's Your Products Warranty? A: We Offer 24 Months Warranty after shipment sent. Q: How long it will take for delivery? A: For production lead time around 3-10 days, depending on requirement, and shipping time by DHL/UPS/FEDEX/TNT, delivery time would around 3-7 working days. For some remote places, delivery time maybe a little bit longer. Q :How to repair the device if any problem ? A: We will provide technical support online to solve problem; If for the hardware problem , we could send the parts or components and teach customer to fit if they have technician or can also send back to us to fix it. Q: Can you do customized and distribute our product? A:We are professional e bike manufacture with 8 years of manufacturing experience,Support any customization, distribution and wholesale of products.