So you would like to log your protein, carb, and nutritional intake on a daily basis more easily? The GI Fit Scale has you covered. It is a Bluetooth-enabled nutrition scale with a digital display, high precision sensor at 1 gram resolution, and weight capacity of 5kg.
The scale is compatible with iOS and Android devices. It can be powered using 4 AAA batteries. Costs under $100 at this time.[where to get it]