The ProTouch 4 series of digital pocket size scales from ProScale have been designed to look like a modern touch-screen phone. The proscale Protouch 4 100-gram is precise up to 0.01g. This model features a removable cover that provides extra versatility, since it doubles as an expansion tray. And its extreme durability allows for greater durability. Simply slip the ProScale Protouch digital scale into your pocket and be on your way. Other noteworthy features include an easy to read backlit screen, stainless steel weighing platform, six weighing modes, and a 2-year manufacturers warranty. All ProTouch scales come equipped with batteries so they’re ready to weigh right out of the box.