Digital Coating Thickness GaugeA handheld digital coating-thickness gauge with a display, CAL button and compact probe end. A calibration-film set is listed with the instrument, and the gallery shows a strap and reference discs. Housing material: Plastic Listed range: 0–1300 microns Power: 2 AAA batteries, not included A closer lookThe source gives a 0–1300 micron measurement range and a plastic housing. It runs on two AAA batteries, which are not included. Measurement accuracy and compatible metal substrates are not specified in the supplied listing. Digital readout A front display presents the instrument reading.Calibration controls A CAL button and film references are pictured.Handheld housing The compact black body is shown with a wrist strap. Specifications Housing material Plastic Listed range 0–1300 microns Power 2 AAA batteries, not included Package Coating-thickness gauge and calibration-film set Accuracy and resolution Not supplied Supported base materials Not identified in the source Choose the right optionConfirm the supported substrate, calibration procedure and accuracy from the instrument manual before relying on measurements. Surface curvature, preparation and the base material can affect readings. A thickness reading alone does not establish a vehicle’s accident or repair history.Questions, answered Are batteries supplied? No. Two AAA batteries are required separately.Does it measure every metal or coating? The supplied source does not establish universal substrate compatibility.