Inquiry (采购产品): Gas detector alarm Is an oval or girl wheel which is used to detect gas and light and alarm for the alarm to sound, Price Range: 1~5 USD Minimum Order Quantity: 300 Meter/Meters If you please send me prices and pictures of those who have, and I'm looking for an economical and will serve its functions well for business here, thanks **** Hidden Message ***** Co:Jazmin Add:Mexico Tel:52-662-2851597 Email:ysela_monge@hotmail.com Contact Person: Mr. gerardo antonio Country:Mexico **** Hidden Message ***** ysela_monge@hotmail.com