Extech IR320 Waterproof Dual Laser Thermometer with AlarmThe Extech IR320 Waterproof Dual Laser IR Thermometer with Alarm is engineered for durability and high performance, ideal for tough environments that demand precision. With an impressive temperature range of 4 to 1202F ( 20 to 650C), this infrared thermometer ensures fast, accurate readings, even at a distance. The 12: 1 distance to target ratio and dual laser pointers clearly define the measured area, helping to avoid guesswork during critical