ANENG SZ02 Smart Digital Multimeter – 9999 Counts True RMS AC/DC Voltage Tester

Product Overview

The ANENG SZ02 Smart Digital Multimeter is a high-precision instrument built for professionals, electricians, engineers, and serious DIYers. With a 9999-count display and True RMS measurement capabilities, it delivers reliable readings across AC and DC voltages and currents. It also supports resistance, capacitance, frequency, temperature, diode testing, continuity, and NCV (non-contact voltage) detection. 

Engineered with auto-ranging, overload protection, and a backlit LCD display, the SZ02 offers smart functions and wide utility in everyday electrical and electronics diagnostics. Its compact build and ergonomic design make it suitable for field work or bench use.

Key Features

• True RMS Measurement — Ensures accurate readings even for non-sinusoidal waveforms in AC measurement modes.

• 9999-Count Resolution — Provides better precision than lower-count meters. 

• Wide Measurement Functions — AC/DC voltage, AC/DC current, resistance, capacitance, frequency, temperature, diode, continuity, and NCV. Auto-Ranging — Automatically shifts ranges to simplify measurements.

• NCV / Live-Wire Detection — Safety feature to detect voltage presence without contact. 

• Backlit LCD Display & Bar Graph — Easy visibility in low-light conditions with analog-style bar graph plus numeric value.

• Protective Silicone Case — Adds shock resistance and grip for field work.

• Overload & Anti-Burn Protection — Protects instrument during misuse or accidental over-application. 

• Compact & Portable — Lightweight, fits comfortably in hand or toolbox.

• Dual Functionality — Combines a wide variety of measurement modes in one tool, reducing need for multiple devices.

Technical Specifications

Applications & Use Cases

• Electrical Diagnostics & Maintenance — For electricians diagnosing circuits, wiring faults, voltage drops, continuity.

• Electronics Repair & Testing — Checking circuit boards, capacitors, diodes, and signal levels in devices.

• HVAC & Appliance Servicing — Measuring AC currents, verifying wiring, diagnosing faults.

• DIY Projects & Hobbyist Work — Useful tool in any serious maker’s toolbox.

• Industrial & Automation Maintenance — Validate sensors, actuators, controllers, and power lines.

• Field / Remote Work — Compact and rugged enough to take on job sites or remote locations.

Benefits & Competitive Advantages

• Versatile All-In-One Meter — Combines many measurement modes in a single instrument, reducing tool clutter.

• Accuracy & Precision — True RMS + 9999 counts gives users confidence even in messy waveforms.

• User-Friendly — Auto-range and intuitive interface reduce mistakes and learning curve.

• Safety Oriented — NCV, overload protection, and safe voltage class rating make it safer to use.

• Portable & Rugged — Can withstand the rigors of field use with the silicone shock case.

• Cost-Effective — Delivers premium metering features at a competitive price point compared to higher-end meters.

• Wide Temperature & Range Capability — Supports tasks from low-resistance checks to high-voltage measurement and temperature sensing.