Terms of Sales

All sales are final and products have been well tested in good condition before delivery and we offer 30-day money back guarantee and accept replacement within 30 days from your receiving the goods, it must be returned as original in brand-new, un-used, undamaged and re-sellable condition,including original packaging and complete accessories that came with the item.
One year warranty after biding and customer can return it for repair within 12 months, please contact us first to get the detailed returning address before sending back. Professional installation is necessary and if the unit is broken by improper installation or misuse, we are not responsible for it. druing warranty time, if there is repair, customer is responsible for the returning shipping cost, we will send item back at our shipping cost, according to our past expierence, most of problems is caused by misuse/setting or wiring and misunderstanding, please read the manual carefully before operation.