Hario Drip Scale with TimerChecking the brew time is essential to brewing delicious coffee. However it is difficult for our daily lives. Hario produced this item, coffee scale with timer. This item is really thin so you don't need much space. You can check the coffee amount and dripping time with one item. You can use this item with VSS 1T, Hario V60 Drip Station. Requires AAA batteries. (Made in Japan)