General description This is a portable pen-shaped metal and voltage detector designed for easy detection of electrical voltage and metal presence. It allows users to identify live wires and metal objects quickly and safely without direct contact. Technical specifications Voltage detection range: 20 V to 1000 V Metal detection distance: less than 20 mm Voltage categories: CAT III 600 V and CAT II 1000 V Power supply: 12 V 23A battery (included) Compatibility and accessories Compatible with standard electrical systems within specified voltage ranges Includes one 12 V 23A battery for operation Installation No installation required; simply insert the battery and turn on the device to use Usage Switch the device on using the power button Bring the tip close to the wire or metal object to detect presence or voltage Use for electrical inspections, troubleshooting, or metal detection tasks