Whelen Strobe Beacon Flash Tube Guaranteed WorkingPLANE INSTRUMENTS LLC 3000 21ST STREET, NWWINTER HAVEN AIRPORT, BLDG 60 WINTER HAVEN, FL 33881 WE have a return policy on items sold due to typos or wrong information entered for that item. So if you have a problem with your purchase please contact us before leaving negative response. We will ALWAYS do our best to make it right. If you have ANY questions before you purchase something please ask first and not after the sale. We accept PayPal and other payment methods. International buyers PayPal only. International buyers, we will not be responsible for non-delivery of items shipped USPS 1st Class International.Once you have purchased this item, we cant update the shipping charges from what was originally shown on the listing unless you want to combine shipping for multiple items paid by Pay Pal or ask for express delivery and you are willing to pay for the service.If you want to upgrade your shipping, do not pay until they receive a new invoice with updated shipping costs.