The Digital Multimeter is a compact and powerful tool designed with a high-speed chip for automatic identification of current, voltage, resistance, and continuity. It features a large-size LCD color display, making it perfect for middle-aged and elderly electricians to use with ease. Use this multimeter to measure AC/DC voltage, AC/DC current, resistance, capacitance, diode, on-off, frequency, and non-contact infrared temperature. It supports up to 9999 counts True RMS and offers NCV non-contact measurement, LIVE wire firewire judgment, laser level indication, V-alert AC voltage sense with a buzzer alarm, automatic shutdown, and a night illumination function. Features: Concise Appearance: Its compact and portable design is protective and comfortable to grip, making it easy to carry and store. LCD Color Display: The display supports up to 9999 counts, providing high accuracy. The large font design ensures clear visibility under any lighting conditions. Intelligent Auto Identification: Features auto mode selection and high-speed chip, eliminating the need for manual shifting. This function automatically identifies AC/DC current, AC/DC voltage, resistance, and continuity. Multi-functional Design: Measure various parameters with support for True RMS, NCV measurement, and multiple safety and convenience features. High-Pressure Diode Function: Supports diode testing and LED light-up within 16V, suitable for various types of diodes including rectifier and voltage regulator. Infrared Temperature Measurement: The device continuously measures and updates temperature using an infrared sensor, displaying both real-time and maximum values. Power Supplying System: Flexibly powered by a built-in 3.7V lithium battery or 2 AAA alkaline batteries, it automatically switches to ensure uninterrupted usage. Widely Applicable: Suitable for industries like electrical testing, electronics, LED, auto repair, and more. Specifications: Name: Digital Multimeter Material: ABS Battery: 1 built-in 3.7V, 1200mAh lithium battery (included), or 2 AAA batteries (not included) DC Voltage: 0-620V (DC Mode), 0.5-620V (Auto Mode) AC Voltage: 0-620V (AC Mode), 0.8-620V (Auto Mode) Resistance: 0.0Ω-9.999ΜΩ Capacitance: 0.5μF-999.9μF, ±(3.5%+8); 1000μF-9999μF, ±(4.5%+10) AC Current: 1.0-610.0mA (40-200Hz), ±2.0%+3 DC Current: 1.0-610.0mA, ±(1.5%+3) Frequency: 10.0-99.9Hz, 100-1000Hz Infrared Temperature Measurement: -20℃ to 400℃ (-4℉ to 752℉) Object Distance Ratio: 12:1 Continuity: Buzzer sounds if resistance ≤ 30Ω Low Voltage Diode Mode: Tests diodes ≤ 2.0V Working Temperature: 0-40℃, 0-80% RH Storage Temperature: -10℃ to 60℃, 0-70% RH Functions: V-Alert, Live Wire Check, Auto Power Off, Flashlight Size & Weight: 161x78x21mm, 245g Package Size & Weight: 170x100x50mm, 265g Packing List: 1 x Digital Multimeter 2 x Probe 1 x Cable 1 x Screwdriver 1 x Storage Bag 1 x Instructions