INSIZE Universal Depth Gage This Digital Depth Gage can be used with a variety of different Extension Bases, enabling it to be the perfect depth gage for your application. Features include... 0-12" / 0-300mm Measuring Range 0.0005" / 0.01mm Resolution 6.299" Standard Width Base Depth Bar includes Double Hooks Stainless Steel Construction Buttons: zero set, power on/off, ABS/INC, inch/mm conversion Recessed zero button prevents it from being pressed by accident Battery LR44 Data output capable Includes Gage Block for Zero Setting Supplied in fitted storage case