The TUFF-WEIGH digital mini scale features an rubberized, impact-resistant exterior for maximum durability. The hinged cover can detach to be used as a weighing tray, giving you ample room to weigh. The back-lit LCD features large digits for clear, easy-to-read results. Built-in overload protection helps prevent damage to the scale. Other features include Programmable Auto Off (0, 60, 120 or 180 seconds of inactivity, 0 = Auto-Off Disabled ), Tare/Zero feature for subtracting the weight of a container or expansion tray, and easy one-touch calibration. Backed by a Ten Year Limited Warranty. Digital Scale Features: Max Capacity: 1000g / Readability: 0.1g Key Features: Rubberized Impact Resistant Design, Programmable Auto-Off, Easy One-Button Calibration, Tare/Zero Convert Automatically Between: g, oz, ozt, dwt, ct, gn Built-in Overload Protection Backlit LCD for easy reading Programmable Auto-Off(0/60/120/180 Seconds) 10 Year Warranty