1. The sensitivity can be adjusted to facilitate measurement in different environments. 2. LED lighting function, can be used in dark environment. 3. Power supply mode: 2xAAA batteries (not included) 4. With pen clip, easy to carry. 5. Parameters: Display: LCD Range of voltage detection: high sensitivity: AC12-1000V, low sensitivity: AC48-1000V Frequency: 50/60Hz Alarm mode: sound and light Size: 155x20x20mm Weight: about 45g
