🔍 Electric Voltage Test Pen – AC Non-Contact Tester (12–1000V, LCD Display)

This Non-Contact AC Voltage Tester Pen is a safe, fast, and easy tool for detecting live AC voltage in wires, outlets, switches, circuit breakers, and appliances. With a wide detection range of 12V to 1000V AC, an LCD digital display, and dual-alarm indicators, it’s an essential tool for electricians, DIY users, and home safety checks.

🌟 Key Features

• Non-contact voltage detection (NCV)

• Wide detection range: 12–1000V AC

• LCD digital display shows signal strength

• Dual alarm: sound + flashing LED

• Sensitivity adjustable (high / low mode)

• Auto power-off to save battery

• Built-in flashlight for dark environments

• Safe CAT II / CAT III rating (model-dependent)

• Pocket-size design — lightweight and easy to use

  ⚡ How It Works

• Simply bring the tester close to a wire or outlet:

• Live voltage detected → LCD lights + buzzer + red LED

• No voltage → no alarm

• Adjust sensitivity to detect weak or strong voltage sources.

  🔧 Common Uses

• Checking live wires

• Testing outlets and power sockets

• Detecting voltage in switches and breakers

• Household appliance troubleshooting

• Car wiring (AC parts only)

• Electrical installation safety