This is a precise platform specifically designed for measuring coffee, capable of measuring in 0.1g increments. - Model Name: TIMEMORE Black Mirror Mini - Function: Coffee measuring platform - Year of Manufacture: 2022 - Size: 200g, 0.1g - Battery: Built-in battery Thank you for viewing. I have been using this for about a year. Please refrain from purchasing if you are looking for a new item. Operation has been confirmed.