This intelligent multimeter with a lot of functions such as touching screen for you to operate this tool more smoothly, the voice contro and voice broadcast function is a newly designed function for your better experience, which is very suitable for you to use in your daily work. If you are looking for a new multimeter, come and try this product, it will not let you down. Features: 4.4 Inch Touching Screen: This multimeter adopts a 4.4inch touching screen for you to operate this tool more smoothly and see teh detecting data more clearly. Input Jack Indicator: When the gear is changed, the comesponding inout light will light to prompt to insert the probes the cormesponding jack, so this function can effectively avert wrong holes. VFC Function: The traditional multimeter will give wrong readings when measuring the variable frequency, and it is more time-consuming to solve the problem, with this function, you can solve this problem easily. Voice Control&Broadcast: This function is very suitable when you can't observe the test results directly, you can say "hello, lucy, voltage" to the instrument and it will automatically broadcast the detected voltage for you. Multiple Measurement Functions: This multimeter supports voltage measurement, current measurement, resistance, diode and temperature measurement. Backlight&Flashlight: This two functions allows you to use it normally in low-light environments or even in total dark environment. Specifications: Material: ABS AC voltage: 2V/20V/200V/750mV (0.8%+10) Direct current voltage: 6 V/60V/600V/1000V (0.8%+10) Current: 600mV (1.2%+10) Diode: 1mA 3V Frequency measurement: 10Hz/100Hz/1kHz/10kHz/100kHz/1MHz/8MHz (0.1%+3) Voice control&broadcast: Frequency conversion measurement: The man-machine docking: NCV: Zero line/live line test: Backlight manual/automatic off: TRMS measurement: Flashlight: Temperature: -20~1000 Max display: 5999(3 5/6) Working environent: 0~40 Releative humidity: <80% Battery: 1 * lithium battery, 700mAh (included) Package size: 170 * 70 * 22mm / 6.7 * 2.8 * 0.9in Package weight: 369g / 13.0lb Packing list: 1 * Multimeter 1 * Manual 1 * Pair Pens 1 * Recharging Cable