The IR320 is a Waterproof Dual Laser IR Thermometer with Alarm with a rugged design and 9.8ft (3m) drop-proof protection. Extech IR320 provides fast and accurate temperature measurements up to 1202°F (650°C). Its dual guided laser shows the target area between the two points at a 12:1 distance to target ratio. It has programmable High and Low Alarms with Red (HI) and Blue (LOW) visual LED alert. The Lock function allows for continuous measurement. Includes IR Themometer, 9V battery, soft case, and user manual.