VoltScope™ Digital Circuit Tester

VoltScope™ 3V–48V Digital Automotive Circuit Tester

The VoltScope™ Digital Circuit Tester delivers fast, accurate, and reliable voltage diagnostics for vehicles and equipment ranging from 3V to 48V. Designed for mechanics, technicians, and DIY users, it provides crystal-clear digital readouts, extended reach, and durable construction—making it the ultimate tool for electrical troubleshooting.

Precision Readouts with Bright LED Display

Equipped with a high-visibility LED display, VoltScope™ delivers instant, highly accurate voltage readings with 0.1V resolution.
A bidirectional polarity indicator enhances testing clarity:

• Red light = Positive polarity

• Green light = Negative polarity

Perfect for quick battery load checks and circuit diagnostics.

Fast Detection Across Multiple Vehicle Systems

Quickly identifies issues in 3V–48V circuits, including:

• Car, truck, SUV, boat charging systems

• Alternator performance

• Headlights, taillights, turn signals

• Fuse connections, sockets, wiring integrity

Ideal for troubleshooting electrical faults in automotive, marine, and small equipment applications.

Sharp Probe + Anti-Lost Protective Sleeve

The stainless steel piercing probe easily penetrates insulation and reaches tight or obstructed areas.
Includes an integrated protective sleeve to prevent accidental injury and keep the probe secure during storage—no more lost or damaged tips.

Extended Spring Wire & Strong Alligator Clip

Features a 96-inch stretchable spring cable, providing exceptional reach across a vehicle while maintaining flexibility.
A large heavy-duty crocodile clip allows secure, single-handed operation for faster, more efficient testing.

Ultra-Durable & Safe Construction

Built from shatter-resistant transparent ABS, the body offers long-term durability and improved visibility of internal components.
An ergonomic handle ensures comfort and control during extended diagnostics.

Accurate. Fast. Professional. The essential tool for every automotive electrical job.