Non-Contact Voltage Tester w/Infrared ThermometerFeatures:Designed specifically for HVAC applicationsProvides non-contact determination of AC voltage in cables, cords, circuit breakers, switches, outlets and wires, as well as AC voltage in security, entertainment, communications, environmental control, and irrigation systemsDetects AC voltage from 12 to 1000V with visual and audible indicatorsIR thermometer with user selectable °F / °C from -20 to 482°F (-30 to 250°C)Convenient laser pointer also helps target 4:1 distance to spot ratio for IR temperatureBacklit LCD display with 0.1 degree resolutionAuto power-off conserves and extends battery lifeScrew-thread battery cap with O-ring ensures dustproof and waterproof ingress protectionLightweight, compact tool with pocket clip provides easy storage and quick accessSpecifications:Special Features: High-Pitched Continuous Beeping SoundOverall Length: 6-1/4" (158.8mm)Overall Height: 1-1/4" (31.8mm)Overall Width: 1-3/16" (30.2mm)Batteries: 2 AAAVoltage Range: 12 to 1000V ACStandard: CAT IV 1000VWeight w/Batteries: 2.8oz (79g)Weight: 2.0oz (57g)WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.