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Product Name: UNI-T UT33B+ Digital Multimeter

The UNI-T UT33B+ is a rugged, entry-level digital multimeter designed for reliable everyday electrical measurements. It includes a unique **battery test feature** (for 1.5V/9V/12V batteries) and supports CAT II 600V protection. Ideal for students, DIYers, and field technicians, it’s compact, drop-resistant, and packed with features to simplify diagnostics on-site or at the bench.

Key Specifications:

DC Voltage	200mV / 2V / 20V / 200V / 600V ±(0.5%+2)
AC Voltage	200V / 600V ±(1.2%+3)
DC Current	200μA / 200mA / 10A ±(1.0%+2)
Resistance	200Ω / 2kΩ / 20kΩ / 200kΩ / 20MΩ / 200MΩ ±(0.8%+2)
Battery Test	Supports 1.5V / 9V / 12V battery condition test
Display Count	2000 (Manual range)
Protection Category	CAT II 600V
Build	2m Drop proof, ergonomic case with lead storage
Power Supply	2× 1.5V AAA (R03)
Dimensions / Weight	134 × 77 × 47 mm / 206g

Pin Configuration:

COM	Common terminal (Black probe)
VΩmA	Voltage / Resistance / mA measurement
10A	Dedicated 10A current input

How to Use:
1. Insert test leads into correct ports (COM & VΩmA / 10A).
2. Turn the rotary dial to select measurement type: V, A, Ω, or battery test.
3. Apply probes to circuit/component and read the LCD.
4. For battery test, switch to the battery icon and test condition will display as **Good / Low / Bad**.
5. After use, switch off and disconnect the leads. Auto power-off activates after inactivity.

Applications:

• Home electrical diagnostics
• Battery condition testing (AAA, 9V, 12V)
• Basic electronics and repair
• Resistance, voltage, and current measurements
• Field and educational lab use

Please Note: Product information has been collected from various sources across the web. While we have made every effort to ensure the accuracy of the information presented, slight variations may still occur. Kindly verify the specifications and compatibility before using this product.