Before using our AT380 Infrared thermomter, let me make Diagram of Infrared thermometer AT380, and pls check the below photo and Instruction, so you Quick Start to use it: 1. Press battery door clip, install battery correctly. Pull the trigger, LCD display reading battery icon. Release the trigger and the reading will hold for 7 seconds.LCD display: A data hold icon B scanning icon C laser on icon D back light on icon E battery power icon F measuring unit G measuring reading
