SURFOU Voltage Tester Pen - Dual-Range AC 12v/48v-1000v Non-Contact Detector

Handy for checking if something's live before poking around with it. Does the job without needing to touch anything, which beats fumbling with other testers. - Non-contact AC voltage detection via NCV sensor - Dual sensitivity modes: 12-1000V (high) or 48-1000V (low) - Beep and light alerts with speed indicating voltage level - Red LED display for high voltage/live wires, green for low voltage/neutral - Breakpoint finder function included - Built-in LED flashlight for visibility in dark spaces - Battery low warning at 2.3V threshold - Auto shut-off after 3 minutes of inactivity - Powered by 2 x AAA batteries - Suitable for home wiring, outlets, breaker panels, lighting fixtures, and power tools - Compact and portable design