This is a tool for checking the temperature of engines, AC ducts, etc. It is for things that are too cold, too hot, or too far out of reach to physically touch.

Features and benefits: 

• accurately measures temperatures for precision diagnostics in many areas of auto repair and hvac installation
• measures -58 to 1300 degrees f
• adjustable emissivity
• Fahrenheit or celsius
• modes:  max/min/difference/average/datastore/recall
• auto-shutoff
• 12:1 optics
• durable storage case included
• 1 9v battery included
• upc: 609989012358
• part # 2803

small and compact, easy to take anywhere.