VoltMaster Tester

The VoltMaster Tester is a professional-grade digital multimeter designed for accurate, safe, and efficient electrical testing across home, automotive, and industrial applications. With True RMS technology and a 6000-count display, it delivers precise readings even on complex or unstable signals—making it a dependable tool for electricians, technicians, and DIY users alike.

Comprehensive Measurement Capabilities

This multifunctional tester supports AC/DC voltage and current, resistance, capacitance, diode and continuity testing, and non-contact voltage detection (NCV). Whether troubleshooting household wiring, vehicle electronics, or industrial circuits, VoltMaster Tester provides reliable diagnostics every time.

Large HD Display with Smart Visibility

The 4.8-inch backlit LCD screen offers clear, easy-to-read results with a 6000-count resolution. A built-in flashlight and analog bar graph enhance usability in low-light environments, while real-time ambient temperature display adds valuable context during testing.

User-Friendly & Efficient Design

Fully automatic operation reduces setup time by intelligently selecting the correct measurement range. Auto power-off helps conserve energy, and intuitive controls make the tester easy to use for both professionals and beginners.

Portable & Rechargeable

Equipped with a USB-rechargeable lithium battery (MSDS certified), the VoltMaster Tester eliminates frequent battery replacements. Its compact, lightweight design ensures portability, and included alligator clips allow for secure, hands-free measurements.

Ideal For

• Home electrical troubleshooting
• Automotive diagnostics
• Industrial and commercial electrical work
• DIY projects and repairs

VoltMaster Tester combines accuracy, safety, and convenience into one powerful diagnostic tool—your go-to solution for dependable electrical testing anywhere.