Designed to be safely and accurately used by professionals and weekend DIYer's. It is suitable for commercial and household electrical problems. Features: Silicone Protective Cover: Silicone real material protects the fuselage, which is more effective protect hardware from damage. NCV Non-contact Induction: When detecting the power supply, the screen signal grid gradually becomes full, the alarm buzzer prompts, and the LED light red light flashes. Red Laser Positioning: Single press laser button to turn on laser infrared, laser positioning, house inspection. lt is more convenient to check electricity. LED Flashlight Lighting: 3 flashlights to increase the range of lighting, a good helper at night to prevent the danger of electric shock. Backlight Bright Screen: Press light button to turn on the backlight, the screen value is clearly visible in a dark environment and easy to read. Specifications: Type: Stype A, Style B (Optional) Model: 622A Material: ABS AC Voltage: 600mV-999.9V DC Voltage: 600mV-999.9V AC Current: 60mA-10A DC Current: 60mA-10A Resistance: 0-99.9M Capacitor: 0nF-99.99mF Frequency: 0Hz-10MHz Duty Cycle: 1-99% Temperature: -40-1000/`40-1832 Maximum Count: 6000 counts Screen: LCD high-definition backlit screen Battery: AAA battery *4 (Not included) Item Size: 146 * 80 * 26.5mm / 5.75 * 3.15 * 1.04in Package Weight: 335g / 11.81oz Package Size: 15.7 * 8.9 * 6cm / 6.18 * 3.50 * 2.36in Package List: 1 * Infrared Laser Multimeter 1 * Watch Pen Line 1 * Temperature Line 1 * Lanyard 1 * User Manual (English)