Non-Contact AC Voltage Measurement - Probe type induction, plastic insulation, it will flash and beep when the device close to AC voltage greater during the specified voltage range without touch the measured object, to ensure the safety of the human body, more convenient monitoring.
LED Flashlight & Visual Audible Indicator - Sensor indicators emit yellow, green and red lights, and the buzzer alarms at different frequencies (low, mid, high). Visual and audible alarm to secure your safety.
Low Voltage Indicator - The shining prompt of low voltage LED and alarm can warn you to replace the battery in time. Light weight and mini size allows you to take anywhere anythime.
Auto Power Off - Operated with 2 x 1.5V AAA Batteries(included), auto power off after no operation for 5 mins to save energy. Lightweight, durable construction with mini size, a perfect handy tool for electricians or daily use.
LOMVUM dual voltage tester has 24 Months Warranty. If quality problems happen in a guaranteed period, please contact us for the first time, our customer service team will take an action in a time when we receive your issue.