P100 Power Probe Circuit Tester Electrical System Automotive Diagnostics Tool Powerscan for Cars and TrucksJDiag Original Automotive Electrical Circuit System Tester for Cars and Trucks 0V - 70V1.Voltage & Polarity Testing-Determine DC/AC Voltage and Postive/Negative quickly.2.Resistance Continuity Testing- LCD Screen display the value of resistance.3.AC Circuit Singal Testing- Fast to trubleshoot the sensors circuit problem.4.Components Activation in your hand, in the vehicle or W/Ground.5.Testing Trailer Lights and Connections-10M extension cable allow your to test Cars or Trucks.6.Checking for Bad Ground Contacts and Locating Short CircuitsSpecifications:1. Display: TFT color display (160 x 128 dpi)2. Operating Temperature: 0 to 60°C (32 to 140 F°)3. Storage Temperature: -40 to 70°C (-40 to 185 F°)4. External Power: 12.0 or 24.0 V power provided via vehicle battery5. Dimensions: Length 165 mm * Width 40 mm * Height 27 mmTest Tool Specifications:DC voltage range : 0-65V +1 digitResistance range : 0-200 K ohmFrequency response of tone pass through0Hz to 10K hz.Circuit BreakerRating current: 1-10 AmpTesting Standard:100% current : no trip150% current: trip in one hour200% current: trip in 3-30 seconds.300% current: trip in 0.5-4.0 seconds.