Fluke, FLK2AC/90-1000V, Voltage Detector, Electrical, 90 to 1000 V AC, Red Glow Indicator, AAA Battery Power Source, Safety Rating: CAT IV 1000 V AC, 14 to 122 deg F, 29.99 in W x 1.57 in D x 10.24 in H Dimensions, Hard Plastic
Operating principles senses the steady state electrostatic field produced by AC voltage through insulation without requiring contact to the bare conductor
A red glow at the tip indicates the presence of voltage
0 to 95% (0 to 30 deg C) operating humidity ranges
2000 m altitude
Battery life typical battery life of greater than one year
Clean with damp cloth
Voltage detection from 90 to 1000 V ac, suitable for a wide range of residential, commercial and industrial needs
Special low power circuitry to sustain battery life and ensure your 2AC is always ready
Innovative Battery Check button function ensures battery is in good condition
Category IV overvoltage rated product for best in class user protection
Integrated clip design, optimized for pocket storage
Fluke ruggedness and reliability
Senses the steady state electrostatic field produced by ac voltage through insulation without requiring contact-to the bare conductor