Smart hand-brew USB charging coffee scale, Italian coffee scale. Multi-function 0.1g single-point precision sensor, Smart timing, accurate countdown. Short press tare to start/pause timing; long press for 2 seconds, timing reset maximum timing 99 minutes and 59 seconds. 0.1g high-precision sensor, sensor accurate to 0.1g. One-button peeling and , Short press tare to start/peel and reset, long press 2 seconds to shut down TARE. LED high-definition large screen display, High-definition large digital display, easy to read. Built-in buzzer function, Touching the button has sound, which serves as a prompt. Display:LED Power supply:3.7V charging type /200mA Unit selection:g Graduation value:d=0.1g Range:0.3-2099g Colour:Black Material:Plastic Size:170x90x27mm Package Contents: 1 * Rechargeable coffee scale Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.