We believe in: Innovation is our soul and spirit. High-quality is our life. Purchaser need is our God for reliable climate control sensors., Handheld Gas Leak Detector , Micro Bubble Air Stone , Portable Methane Gas Detector ,Methane Probe . All prices depend upon the quantity of your respective order; the extra you purchase, the extra economical the rate is. We also offer fantastic OEM provider to numerous famous brands. The product will supply to all over the world, such as Europe, America, Australia,Argentina , luzern ,United States , Mecca .We provide good quality but unbeatable low price and the best service. Welcome to post your samples and color ring to us .We will produce the goods according to your request. If you are interested in any products we offer, please feel free to contact us directly by mail, fax, telephone or internet. We are here to answer your questions from Monday to Saturday and looking forward to cooperating with you.