Rechargeable Lithium Battery & Type-C Charging: T3 professional multimeter has a built-in 3.7V rechargeable lithium battery and a Type-C charging cable for quick DIY continuity checks and tackling complex problems. The anti-scalding ensures extra safety and consistent readings - great for extended field or garage work. It also features an automatic shut-off after 15 minutes of inactivity, conserving power and extending battery life. HD 3.19-Inch Color LCD Display: T3 multimeter is equipped with a vivid color display, offers an enhanced reading experience that's the eyes - even in bright sunlight or low-light conditions. It automatically switches to Smart Mode, instantly detecting what you're measuring and selecting the optimal range for the highest resolution. No manual adjustments needed - perfect for both beginners and seasoned professionals alike. High with 4000 Counts Display: The T3 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. Accuracy and Durability: T3 Digital multimeter is a professional tool which is designed for both professional and home use. It has audible and light alarm function. Built-in explosion-proof ceramic fuse, low battery indicator alerting users when the battery voltage falls below the normal operating level and overload protection in all ranges,with intelligent anti-burn design can protect the multimeter and extend its service life. T3 digital multimeter is a portable smart meter that can intelligently identify DC voltage, AC voltage, resistance, buzzer on/off, NCV, LIVE wire detection. Safety features like buzzer alerts, NCV indicators, and data hold a reliable tool for accurate and safe electrical testing. With its powerful functions, ordinary users can easily measure electrical parameters without having professional electrical knowledge. Complies with 600V safety standards and IEC61010 pollution class 2. DC Voltage: 0.8v-600v AC Voltage: 1v-600v Resistance range: 0-40m Operation: Auto-ranging Live wire recognition: Yes Power supply: Built-in 3.7v rechargeable lithium battery True RMS: yes Flashlight: yes Low Battery Indictor: Yes Live Wire Detection:YES Color:As Shown Material:plastic Package Contents: 1 * digital multimeter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.