Holding on win-win principle, we use environmentally friendly materials, and set up QC troop to do inspection for conformance wi a)iuctive distance is 15-20cm away from the induction window, b)the cover will close automatically 5-6seconds later after throwing the rubbish into the dustbin.Material: Stainless Steel Bin(0.5mm 430#), ABS Top cover with chrom plated, PP inner bucket, Fixed ring, 4X D- ...