Meet the Acaia Pearl: a smart coffee scale that provides you with instant, accurate readings. It is compatible with iOS and Android devices. The scale has a bright display and a response time of 20ms. It is accurate to 10th of a gram. It has a built-in stopwatch and up to 30 hours of battery life.
The Acaia Pearl scale is compact and good looking. It makes experimenting with your coffee easier. Costs around $150 at this time.