• 🚗MULTIFUNCTIONAL CIRCUIT TESTER：This Test Light has Multiple Functions,Such as Detection Circuit Polarity, Voltage, Connection, Break, Lighting, Ignition Plug, Sensor Measurement, Grounding Test, Continuity Test, Component Activation and Other Functions. No Additional Tools Needed to Help you Reduce Car Diagnosis Time.
• ⚠️OVERLOAD PROTECTION & BUZZER ALARM: In Voltage Mode, The Tester will Display Overvoltage Warning When Voltage Exceeds 75VDC. The LCD will Display “OL”, Red LED Light on. In Current Mode, If the Current is too High, The LCD will Display “OL”, Buzzer alarm. When the Current Exceeds 10A,The Tester will Automatically Disconnect to Protect the Circuit to Reduce Unnecessary Losses. The Disconnection Time Varies with the Load Current.
• ✔️4 WORKING MODES: This Automotive Test Light Supports 4 Working Modes: Voltage Mode / Current Mode(Resolution: 0.1V/0.1A) / Resistance Mode(0-300K) / Frequency Mode(1-20K HZ),Two Clip Supply Voltage: 5-60VDC,Probe Test Voltage: 1-75VDC, Probe Test Current: DC 0-10A. The Electric Test Pen Usually Default Voltage Mode, Press the Small Black button,You Can Easily Switch to the Current Mode. It is Powered by Vehicle’s Battery, No Extra Battery Needed
• 🔦ILLUMINATION FUNCTION: The Test Light Probe Built-in Flashlight is Bright Enough to Light up Your Work Area. When the Two Alligator Clamps Respectively Clamp the Positive and Negative Ends of The Battery, The Flashlight Immediately Lights up, Which is More Convenient for You to Test at Night or in Dark Areas.
• 📺EASY TO READ: The Circuit Tester Combines an LCD Digital Backlight Display with an LED Red/Green Indicator Light Design, Making it Easier to Read the Voltage and Current Values of the Screen and Distinguish Between Positive and Negative Electrodes.

Shipping Note: Shipping to Alaska, Hawaii, PO Boxes, and APO addresses is not available for this item

Warranty: 90 Day Woot Limited Warranty