Happy Hours - High Precision Accurate Targeting Non-Contact One-Handed Thermometer / Non-Contact Instant-Read With LED Display IR Digital Infrared Temperature Thermometer Gun (-50degree to 380 Degree / -58 to 716F) Laser sight allows accurate targeting. Laser on/off switch, Auto power off & temperature data hold. Simple One-Handed operation. 20 seconds auto power off. Take accurate temperature readings with this handheld gun