Features: The Smart voltages Tester combines a digital multimeter and NCV detector, featuring auto ranging technology for effortless electrical measurements without manual ranges switching. Built with ABS housing and a large backlit LCD screen, this compact voltages meter ensures clear visibility in low light conditions while maintaining shock resistant protections. Ideal for professional electricians and enthusiasts who require quick switching functionality between voltages detection and multimeter operations during mobile tasks. Perfect for troubleshooting electrical systems in dimly lit workshops, construction site, or household maintenance scenarios where precisions and portability matter most. Simplifying your electrical diagnostics with this lightweight, pocket sized voltages detector that eliminates toolboxes while delivering professional measurement accuracy. Specifications: Component: ABS voltages: 0.8V/4V/40V/400V/600V voltages: 0.8V/4V/40V/400V/600V Resistance: 400Q/4kQ/40kQ/400kQ, 4MQ/40MQ±(0.8%+5) Capacitance: 10nF to 40mF Frequency: 10Hz to 10MHz Power supply type: 2xAAA 1.5V Battery Requires (NOT Include) Count: 4000 Live Wire: YES NCV: YES Data Hold: YES Diode: YES Auto Off: YES Flashlight: YES Size: about. 185x26x29mm/7.28x1.02x1.14in Package Includes: 1pc Pen Type Multimeter note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color. Battery NOT include.