Model: DRT2-OD16 Manufacturer: Omron Price is for one unit. This is a new, unopened item. Please understand that we cannot provide support for initial defects or malfunctions. To prevent product substitution, returns are not accepted. Please only purchase if you are familiar with Mercari's common practices. Please refrain from purchasing if you are overly sensitive. We apologize, but we do not issue receipts. I am selling this because I no longer need it due to specification changes. Purchased from an official Omron distributor in Japan. For reference, the manufacturer's suggested retail price is ¥34,000 per unit. Monotaro also sells it for ¥29,980 (excluding tax) per unit. Thank you for your consideration. Shipping is included in the price. I have more than one of these, so please feel free to inquire about the quantity.