- Non-Contact Voltage Testing with Assurance: Detect live wires safely using the non-contact voltage sensor with visual and audio alerts. Silicone protective cover guards against drops and electric shocks. - Voltage measurement: Red/black probes test live/neutral wires, with the screen auto-displaying the voltage value. The same probes test positive/negative battery terminals, and the screen shows the voltage value. - Convenience features for everyday use: Data hold, auto-shutdown after 15 minutes with disable option, low battery indicator, backlit HD display, and built-in flashlight. Suitable for amateurs, car owners, and homeowners. - Auto shutoff: The meter automatically shuts off after 15 minutes of inactivity to preserve battery life. You can disable this feature for prolonged use. - Use scenarios: - Quickly verify outlet power and wiring in home or workshop without direct contact. - Check car battery terminals and electrical connections during maintenance. - Troubleshoot electronics projects or work in dim areas with the backlit display and built-in flashlight.