Features: The smartdigital multimeter tester is amust have for electricians and diy enthusiasts alike, with its usb rechargeable battery and ability to test voltage, current, resistance, capacitance, frequency, and more. With a 2.2inch screen and truerms display, this multimeter offer accurate readings for dcand acvoltage, as well as dcand accurrent measurement up to 610ma.A This versatiletool is perfect for professionals and hobbyists in the electrical industry, as well as anyone who needs to measure and troubleshoot electrical circuits and devices. From testing car batteries to checking household wiring, the smartdigital multimeter tester is an essential toolfor a wide ranges of applications. With its lightweight design and easyto-use features, this multimeter is perfect for onthe go use and convenient storage in anytoolbox. Specifications: Material: Plastic Size:Approx.14.6x4.4x2.5cm/5.74x1.73x0.98inch Style: standard matchs/high matchs Battery type: 3.7V,400mA lithiumbattery Automatic range: Yes On-off buzzer test: Yes Diode test: Yes Data retention: No. Automatic shutdown: Yes Dcvoltage range: 620V Acvoltage range: 620V Dccurrent range: 610mA Accurrent range: 610mA Capacitance range: 60.00mF Maximumdisplay: 6000digits V-Alert: Yes. Diode: measure the diode within 3V. Continuity: If the resistance is less than 50Ω, the buzzer sounds. Live check: Yes. Ambients temperature: 0-50℃±2℃ Package Includes: 1x Voltage Detection Pen note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.