You need to find out rather or perhaps not the vendor has photographs available of the product they may be selling. When you're shopping in person, you have the option to look at merchandise close up, hold them in your hand, and study their texture. If you are shopping Round Electronic Thermometer and Hygrometer Indoor Digital LCD Hygrometer Temperature Humidity Meter C & F online, photos are the closest thing to this there is. I would not recommend buying from any over the internet goods shop that doesn't show pictures of the product. You need to research the online goods shop's shipping policy. How much will shipping be? Is it free of charge? If it's free, will it consider an eternity to arrive? If I must pay for it, when can I anticipate my purchase to arrive? These are all traits you as a consumer ought to know, and you can usually easily find the answers to these questions by simply find a "Shipping Policy" or "FAQ" page on the site. Previous, but certainly not least, you must find out what forms of payment the internet site accepts. This seems like it might be obvious, but I cannot even count the times that I've found a wonderful quality product on a site, only to find out that they don't accept any of the forms of payment I have offered.