Performance Tool W2990 Computer Safe LED Digital Circuit Tester 3-48V

The Performance Tool W2990 LED Digital Circuit Tester is a professional-grade diagnostic tool designed for safely testing automotive, marine, RV, and powersports electrical systems. This computer-safe circuit tester allows technicians and DIYers to detect power, voltage, ground, and circuit integrity with precision and confidence.

Key Features:

• Large LCD display provides accurate digital voltage readings from 3 to 48 volts DC with ±0.3V accuracy
• Computer-safe design with less than 10mA circuit draw protects sensitive electronics and computer modules
• Surge-protected circuitry ensures safe testing without damaging vehicle systems
• Backlit LED indicator glows red for power and green for ground for quick visual identification
• Extendable recoil lead wire stretches from 3 to 12 feet for versatile reach
• Includes durable storage case for organized toolbox storage and portability
• Compact design fits easily in glove compartments for on-the-go diagnostics

This circuit tester eliminates guesswork with its clear digital display, making it ideal for troubleshooting electrical issues in vehicles, boats, motorcycles, and other 12V to 48V DC systems. The low-current draw design allows safe testing of modern computer-controlled systems without risk of damage. Note: Do not use on airbag circuits.