Please read to the end and agree before applying. Many people are buying without reading. Especially, foreign buyers, please make sure you understand before purchasing. If you make a purchase, it will be interpreted that you have agreed to the explanation. This item has been tested before listing, but it is a used item that has been in someone's hands, so please consider carefully before purchasing. The item is Used, Rinnai small water heater, city gas, 2018 model RUS-V51YT instant water heater. If you want a new item or a warranty, please purchase from a store. It will be packed in recycled cardboard. The shower part is removed as shown in the photo. Insert it into the black nozzle on the bottom and close it by hand. Although water has been drained during the operation check, there may be some residual water, so please understand. It has been cleaned with alcohol. Please contact us within 5 days of arrival. Also, we recommend that you check the type of gas and installation costs with a gas company in advance. Please contact us via the question form if you have not verified your identity or have no feedback. There are many people who do not contact us after receiving the item or do not pay. If the shipping address is different from the registered address, please change the registration before purchasing. Also, there are people who buy without understanding and then cancel after shipping, which is a hassle because we have to stop the delivery and go to the collection point to pick it up. # Water heater # Water heater # Water heater # Water heater