1. Electronic products enjoy 1 year warranty from the date of purchase and receipt. Non-electronic products enjoy a 3-year warranty from the date of purchase and receipt 2. Repair or replace the equipment according to the specific failure situation. Aft. 1. Electronic products enjoy 1 year warranty from the date of purchase and receipt. Non-electronic products enjoy a 3-year warranty from the date of purchase and receipt 2. Repair or replace the equipment according to the specific failure situation. After our engineer confirms the product problem, the corresponding parts will be sent for replacemen. 1.Before shipping, you can cancel any order, and we will return the payment. 2. If you find that the packaging is damaged when you receive the goods, please contact us immediately and take a photo for your certificate. 3. If you have any quality problems within 15 days after you confirm receipt of the goods, you can contact us online. After confirm. We promise to ship within 48 hours after placing an order and payment on the platform, if you choose standard shipping, it will be delivered within 5-15 days. If you choose Expedited, it will be delivered within 3-10 days. If the weight of the goods exceeds 21kg, You can use Free heavy goods shipping, by DHL, Fedex or UPS.Order more than $69, Stan.