This Hario V60 Coffee Drip Scale/Timer is capable of simultaneously measuring the weight and extraction time of the beverage you This Hario V60 Coffee Drip Scale/Timer is capable of simultaneously measuring the weight and extraction time of the beverage you are brewing. This appliance is designed for use with the V60 pour overs (sold separately). This Hario V60 Coffee Drip Scale/Timer includes a drip timer for perfect pours and bloom times The accuracy of the unit of display shows 0.1g between 2-200g Uses 2 AAA batteries (included) Shock resistant plastic construction Wipe clean Weighs 9.6 oz View more