About our quality control process, we require our products to pass 7 QC(Quality Check) working procedure. They are Raw material QC, Semi-manufactured goods QC, Night Vision QC, Whole camera QC (image & function) 48h aging test QC, Waterproof QC, Shake QC. Our products won't be on your hands without 7 QC and 48h aging test. We also have the CE, FCC, Rohs, IP66 for our cameras and other prdocts. We welcome any size of sample order first to test our quality.