The new General Tools & Instruments 12:1 Wide Range IR Thermometer, No. IRT657, is a point-and-shoot, gun-style IR thermometer that can easily measure the temperature of a surface—including hot or inaccessible equipment—from a safe distance. The IRT657 has a rugged, ergonomic design with a 1.6" diagonal backlit LCD and is powered by a single 9V battery (included). The unit features a broad measurement range of -40 to 1,076 degrees F and a distance-to-spot ratio of 12:1. The IRT657 has an extremely fast response time of 250 milliseconds, fixed emissivity of 0.95, and a handy front-panel °F/°C selection switch.