This item is new, but has been opened and powered on once for operational testing. The batteries will be removed before shipping. The size is approximately 20cm high x 14cm wide x 15cm deep. This item is also listed on other sites, and the listing will be removed once a sale is confirmed. Thank you for your understanding. Also, it is possible to sell this item as a set with other items I have listed, so please consider this option if you are interested. Thank you.