Features 1、Multi-Function: Accurately measure AC current, AC/DC voltage, resistance, frequency, line on/off test. Easy to use in laboratory factories and homes. 2、200A High Current: Professional equipment, high-precision clamp meter, measuring current up to 200A. 3、HD Backlit Display: The digital clamp meter include a digital display with backlit LCD, you can easily identify the readings in dimly lit areas. 4、Autocratically Shutdown: The voltage tester will automatically shut down after 10 minutes of inactivity, to save power. 2 minutes before shutdown, every 1 minute the buzzer will have 1 sound to indicate. 5、Compact Size: Small and light, easy to carry when working. Suitable for one-hand operation. Specification Digital clamp meter is a safe, stable and reliable digital AC clamp meter, can be used to measure AC current, AC/DC voltage, resistance, resistance and Line On/Off Test. It is a professional electrician instrument with superior performance and an ideal tool for smelting, telecommunications, manufacturing, petroleum, defense, electric power, foundry, power equipment inspection, maintenance and repair. Features: Multi-Function: Accurately measure AC current, AC/DC voltage, resistance, frequency, line on/off test. Easy to use in laboratory factories and homes. 200A High Current: Professional equipment, high-precision clamp meter, measuring current up to 200A. HD Backlit Display: The digital clamp meter include a digital display with backlit LCD, you can easily identify the readings in dimly lit areas. Autocratically Shutdown: The voltage tester will automatically shut down after 10 minutes of inactivity, to save power. 2 minutes before shutdown, every 1 minute the buzzer will have 1 sound to indicate. Compact Size: Small and light, easy to carry when working. Suitable for one-hand operation. Convenient Battery Replacement: Built-in 2×AAA (1.5V) batteries, it can last longer and provide convenient battery replacement. Specifications: Material: ABS AC Voltage: 600V, ±(0.8%+5) DC Voltage: 600V, ±(0.5%+3) AC Current: 6A/60A/200A, ±(2.5%+8) Resistance: 6kΩ, ±(0.8+3) Frequency: 40Hz~1000.0Hz Line On/Off Test: <30.0Ω Max Display: 6000 counts Maximum Permissible Voltage Between Measuring Terminal and Earth: 600V DC or 600V AC Working Height: Max. 2000m Display: LCD Polarity Indication: Automatic indication, "-" indicates negative polarity Over-range Display: 'OL' or '-OL' Sampling Time: About 3 times/second Unit Display: with function, power unit display Automatic Shutdown Time: 10 minutes Power Supply: 2 * 1.5V AAA batteries Temperature Coefficient: Less than 0.1x accuracy/°C Operating Temperature: 18℃~28℃ Storage Temperature: -10℃~50℃ Item Size: 158 * 60 * 29mm / 6.22 * 2.36 * 1.14in Item Weight: 135g / 4.76oz Package Weight: 225g / 7.94oz Package Size: 17.5 * 10 * 3.5cm / 6.89 * 3.94 * 1.38in Package List: 1 * Digital Clamp Meter 2 * Test Leads 2 * 1.5V AAA Batteries 1 * User Manual (English) Package List 1 * Digital Clamp Meter 2 * Test Leads 2 * 1.5V AAA Batteries 1 * User Manual (English)