VISUAL AND AUDIBLE ALARM: A beeping prompt and flashing signal indicator give a clear alert when AC voltage is detected. The LCD's analog bar changes color to indicate voltage levels - red for high voltage/hot wire, green for low voltage/neutral wire. Not suitable for testing Christmas lights. Non-Contact Voltage Detection: Safely detects AC voltage without direct contact. Simply hold the tester close to the outlet or wire; the flashing prompt and beeping sound confirm that voltage is present. Ideal for use with , outlets, and wires, it increases and convenience for electricians and homeowners. Dual Range Testing: This voltage tester offers dual sensitivity ranges to suit a variety of environments. Use the "H" button to adjust the sensitivity - low for household appliances, high for . The analog bar provides an intuitive display of voltage levels. User-Friendly Features: Designed for easy carrying, it comes with a pocket clip and a bright LED flashlight for dimly lit areas or emergencies. Features automatic power off after 5 minutes of inactivity and low battery indication. Includes multiple test functions such as AC voltage detection and live/neutral testing. Colour:As Shown Material:plastic Package Contents: 1 * Waterproof voltage tester Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.