● Manufacturer NEC (Nippon Electric) ● Product Name MT-1626 (B) ● Interface Bluetooth ● Condition Used, working properly ● Accessories None ● Warranty None ● Shipping Method See below ● Reference Site - ● Description This is a Bluetooth mouse made by NEC. You will need one AA battery (alkaline or better) to use it, please prepare it separately. Operation has been confirmed, so you can use it with confidence.