Testing

local storage = peripheral.wrap("right")

local all = storage.getAvailableItems()

write("Search: ")
local search = read()

for num, item in pairs(all) do
    local fing = item.fingerprint
    local count = item.size
    local id = fing.id

    if string.find(id, search) then
        print(id..": "..count)
    end
end