High Precision with 4000 Counts Display?The NJTY voltmeter multimeter features a 4000-count display for accurate measurements of both AC and DC voltage, as well as resistance, ensuring reliable results for a variety of electrical testing tasks Rechargeable with Type C Charging:This volt meter features a built-in rechargeable battery and a Type C charging port for easy, efficient recharging. Say goodbye to disposable batteries and enjoy long-term cost savings. Additionally, it is designed with an automatic shut-off function, turning off the meter after approximately 15 minutes of inactivity, ensuring energy efficiency and prolonging battery life Non-Contact Voltage (NCV) Detection?With the non-contact voltage detection (NCV) function, you can safely detect live wires without the need for direct contact, providing extra protection when working with electrical systems Clear 3.19-Inch Color LCD Display?The multimeter tester is equipped with a 3.19-inch color LCD screen that provides bright, clear readings for easy interpretation. The screen also features a battery low indicator, alerting users when the battery voltage falls below the normal operating level Versatile and Safe for Multiple Applications?Capable of measuring AC/DC voltage, resistance, and live wire testing, this digital multimeter is designed for both professional and home use. Safety features like buzzer alerts, NCV indicators, and data hold make it a reliable tool for accurate and safe electrical testing