100% Do not worry about the quality, we will test all the products before delivery, to ensure that everything is normal before delivery. Delivery within 24 hours after order confirmation, about 7 working days for local warehouse, about 7-15 working days for China warehouse 100% don't worry about customs issues. We provide customs clearance services and pay customs duties (we will contact you in special cases) About color difference: Our products are shot in natural light, please understand the color difference..syi