The Renpho smart scale is on sale at Amazon for $20.99, down from the list price of $34.99. That's a 40% discount.

Baby scales can be large, cumbersome devices; cats rarely like to sit still when you want them to; and even routine weighing might not be able to catch a precipitous decline in weight.

Save 38% on the Eufy P2 Pro smart scales to track 16 measurements, sync your data to Apple Health or Google Fit, and track your pet or baby's progress. When you purchase through links on our site ...