This non-contact pyrometer from Longacre features a pistol-grip design and a red dot laser sight for ease of use. The backlit LCD display reads to 999° F or 537° C in 1/10 degree increments. A 12-second hold feature shows the last temperature recorded, and a 12-reading memory lets you store and recall a full set of tire temperatures! The laser sight can be turned off if desired. Includes 9-volt battery.