Acaia Pearl coffee scale provides 20 millisecond response time for instant readings with readability as small as 0.1g.  The design and laboratory-grade parts provide a seamless brewing experience.  It has a built-in rechargeable lithium ion battery which last up to 25 hours.  To help with brewing and firmware upgrades, it offers a suite of apps that connect to the Bluetooth-enabled Pearl.

Dimensions:  6.3" x 6.3" x 1.26"

Maximum Capacity:  70.6oz

Weight:  500g

Measuring Units:  g / oz

Battery Life:  Up to 25 hours