Product Details : Features/Specifications: * ST 632 Gun Type Professional Infrared Thermometer * General Features: * High performance, general purpose thermometer * Ultra low power consumption in shutdown mode * Extended long time measuring reliability * Rugged and Ergonomic design * Backlit LCD display * Laser targeting * On/Off is switchable * -20 to 500 º Celsius (-4 to 930 º Fahrenheit) temperature range * °F or °C temperature readings * °F or °C selectable * Response Time: 500 ms * Spot Size @ Distance (mm): * 25 @ 200 * 50 @ 400 * 75 @ 600 * Spot Size @ Distance (inches): * 1 @ 8 * 2 @ 16 * 3 @ 24 * Applications: * Electrical troubleshooting * Automotive repair and maintenance * Science Experiments * Manufacturing process audits * HVAC energy audits * Test terminals on circuits * Regulatory Approvals: * CEPackage Includes: * Gun Type Professional Infrared Thermometer * 9V battery * Instruction manual