A basic CASIO calculator with large buttons and a highly visible display. Brand: Casio Color: White Calculator Type: Business Calculator Power Source: TWO WAY POWER Number of Batteries: 1 CR2 standard battery (included) Model Name: JE-12D-WE-N Size: 177.5 x 111.0 x 24.4mm Weight: 210g Power Type: TWO WAY POWER (CR2025) Day calculation and time calculation functions Tax calculation possible Number of Memories: 2 Purchased on Amazon for the list price of 11,500 yen. No box, but in good condition. Thank you for looking.