This ultra thin multimeter is an automatic digital instrument. It Features clear large screen reading and overload protection function. Driven by AAA 1.5V single battery, the meter is stable, accurate and reliable. Features: Able to test DC/AC voltage, resistance, frequency, on/off circuit and offers NCV detection, neutral and live wire identification. Equipped with a 3.5-inch large screen which shows 5999 counts clear readings, easy to read. Ultra thin design, just the size of a cell phone, making it extremely portable and easy to carry. Built-in flashlight makes it convenient to use at night or dark corner. Comes with a protective rubber case to ensure durability Useful tool for home circuit installation, electronics repair, electrical facilities maintenance, automobile repair, home appliances repair. Specifications: Material: ABS Brand: TASI Item Size: 148 * 76 * 19mm / 5.82 * 2.99 * 0.74in Item Weight: 165g / 5.82oz Package Weight: 307g / 10.82oz Package Size: 17.7 * 12 * 3.5cm / 6.96 * 4.72 * 1.37in Packing List: 1 * Digital Multimeter 1 * Screwdriver 1 * Pair of dedicated test leads 1 * User Manual