A:AnswerProbably not, but there a few smaller ones for that price or less. Check out https://www.bestbuy.com/site/insignia-3-1-cu-ft-retro-mini-fridge-with-top-freezer-creamy-vanilla/6410014.p?skuId=6410014 as an example.
A:AnswerIt comes with 2 shelves and a pull out basket. If you wanted to add an extra shelf it would make it pretty tight in my opinion unless you don't plan on putting much on the additional shelf. It is a nice size mini fridge and I think it is very spacious as it is. Also nice it has a shelf in the freezer section.
A:AnswerSee Specifications-->Electrical Specifications for amperage. Amperage x Voltage = Wattage, so that's 1.5 x 115 = ... Sorry, can't help with start up or (what I assume you mean) SURGE amperage/wattage.