i got this in email If you have a _reliable_ mailing address, I will be glad to send you a replacement. Please allow about two weeks for delivery. and i sent this Hello, i have a problem with one of your products: SteriPEN Adventurer Opti. It was working fine for few days and now the LCD dosen't turn on, i tried different ways to fix it but none of them work. what does it mean, my address or address which was used to "buy" the product?