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![Extech 42509 [42509] Dual Laser IR Thermometer with Color Alert -4 to 950°F (-20 to 510°C)](image/cache/wp/gj/Products/Extech_42509-800x800.webp "Extech 42509 [42509] Dual Laser IR Thermometer with Color Alert -4 to 950°F (-20 to 510°C)")
High/Low Alarms with Vision Alarm Function.
The 42509 is a Dual Laser IR Thermometer with Color Alert. Meter has dual lasers for quick accuracy in target area and programmable High/Low alarms. Measures up to 950°F (510°C). Automatic blue backlit dual LCD display. Adjustable emissivity increases measurement accuracy for different surfaces. Complete with case and 9 Volt battery.
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![Extech 42509 [42509-NIST] Dual Laser IR Thermometer with Color Alert -4 to 950°F (-20 to 510°C) with NIST Calibration](image/cache/wp/gj/Products/Extech_42509-200x200.webp "Extech 42509 [42509-NIST] Dual Laser IR Thermometer with Color Alert -4 to 950°F (-20 to 510°C) with NIST Calibration")
