Pearl Acaia scale

Fast - 20ms response time provides Ultra-fast response time and instant readings.
Accurate-Highest internal resolution up to one million counts allows for readability up to 10th of a gram. The acaiaPearl is sensitive to even weight changes resulting from evaporation.
Stable- Auto Zero tracking, Creeping compensation technology to provide industrial grade stability
Built-in Stopwatch - You can track the blooming, pouring and infusion time without a fuss, with the two-way timer that sync with your mobile phone.
Automated Auto-off Customization - The acaia will not shut down during coffee brewing, auto-off feature is also customizable in mobile app.
Rechargeable Battery & USB Power Supply -A greener alternative power source, battery lasts 20-30 hrs.