Digital multimeter BLOW Uni-Trend UT521 — LCD display, 1.5 V battery, 160×70.5×100 mm, 560 g

The BLOW Uni-Trend UT521 is a handheld digital multimeter with an LCD display designed for measuring common electrical parameters during troubleshooting and maintenance. It is powered by a single 1.5 V battery and features compact dimensions (160 × 70.5 × 100 mm) with a lightweight construction of 560 g, making it suitable for portable use in field service, hobby electronics and workshop diagnostics.

Advantages

The multimeter offers a clear LCD readout for quick value reading and simplified measurements. Its battery-powered design provides autonomy for on-site use without the need for an external power source. Compact size and moderate weight allow convenient handling and transport between job sites. The device covers the essential measurement functions required for routine electrical checks and maintenance tasks.

Suitable for

• Field service technicians performing on-site electrical diagnostics
• Hobbyists and electronics enthusiasts working on small circuits and repairs
• Workshop maintenance for quick voltage, current and continuity checks
• Educational use for basic electrical measurement training

Key specifications

• Display: LCD for numeric readout
• Power supply: 1.5 V battery
• Dimensions: 160 × 70.5 × 100 mm
• Weight: 560 g
• Form factor: handheld, portable multimeter

How to use

Insert the 1.5 V battery into the designated compartment and switch the multimeter on. Select the appropriate measurement mode on the rotary selector before connecting test leads to the circuit or component. Observe polarity and rated input limits when measuring voltage and current. Read measured values on the LCD display and switch the unit off after use to conserve battery life. Follow standard safety precautions for electrical measurements, such as using insulated probes and avoiding contact with live conductors where possible.

Usage recommendations

For reliable operation, use a fresh 1.5 V battery and store the multimeter in a dry, dust-free environment. Calibrate or verify readings periodically against a reference instrument if precise measurements are required. Use appropriate protective equipment and follow local safety standards when working with live electrical systems.