The VC-22 handheld multimeter from Voltcraft is designed for DIY purposes. This pocket-sized device can be operated with one hand and is suitable for a wide range of measurement tasks. Intelligent non-contact measurement of electrical fields (NCV): The strength of the electric field is displayed using a traffic light system. Green indicates weak fields, yellow indicates medium fields, and red indicates very high field strengths. An acoustic signal sounds simultaneously. Battery status detection: As soon as the device is turned on, the VC-22 automatically detects the charge status of its battery: Green means ready for use, yellow indicates a low charge level, and red, along with an acoustic signal, indicates that the battery is empty.