Voltage Alarm Electric Measuring Pen

The next-generation non-contact voltage tester is easy to use-just touch the tip of the terminal, power socket or power cable. When the pen tip glows red and the device beeps, you know that there is voltage. Electricians, maintenance personnel, service personnel, security personnel and homeowners can use the power supply to quickly test circuits in the workplace or at home. Material: ABS plastic Working temperature: -10 to 50C Storage temperature: -10 to 50C Working humidity: 80% Cleaning method: clean with a damp cloth Frequency range: 50 to 500 Hz Test voltage range: 90-1000V AC Safety level: 1000 V, CAT IV Power supply: 2 AAA batteries (not included)