Klein Tools Auto-Function Hook Meter

Automatically Selects Between Voltage and Current


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What's special about this multimeter?

  • Unique hook-shaped clamp measures AC/DC voltage, AC current, resistance  and continuity for quick measurements in tight spaces
  • An analog bar graph display at the bottom of the LCD screen allows faster response time than the digital display, to quickly identify problem areas
  • Magnetic backing enables hands-free operation - perfect for situations where two hands are required, like testing voltage or logging readings
  • Clear, easy-to-read symbols on the digital screen provide quick identification of measurements
  • Click for More Features

This auto-function multimeter by Klein Tools offers AC/DC voltage, AC current, resistance and continuity measurements. With a unique hook-shaped clamp that fits into tight spaces, a backlit screen for low light conditions and a magnetic back for hands-free operation, it's a great resource for any IT or electrical professional.


KT-CL3100 200A Hook Meter 10.25" (26.03cm) 2.5" (6.35cm) 1.5" (3.8cm) 8.6 oz DISCONTINUED
  • After 30 minutes of inactivity, this hook meter will automatically shut down to conserve battery life
  • Features a backlight for viewing measurements in dark spaces like IT closets or basements, and a work light to illuminate work areas for safety
  • Built-in test lead storage minimizes equipment loss
  • Measures up to 1/0 AWG wire - perfect for electricians, IT professionals or the home user
Operating Altitude 2000 Meters
Relative Humidity 75% Max
Operating Temp 32°F - 104°F (0°C - 40°C) 
Storage Temp -10°C -  50°C (0°F - 122°F)
Accuracy Temp 64°F -  82° F (18°C -  28°C)
Temp Coefficient 0.1*(specified accuracy) / °C
Sampling Frequency 2.5 samples per second
Jaw Size 0.5"
Calibration Accurate for one year
CAT Rating CAT III 1000V, CAT IV 600V
Accuracy ± (% of reading + # of least significant digits)







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