Our Smart Voltmeter SMV (FSV-001) is a handy and affordable smart meter that, in conjunction with the corresponding app, turns any smartphone (Android Google or iOS Apple) into a voltage meter.

The small shapely aluminum add-on sensor (10x30mm) is simply plugged into the headphone jack of the smartphone, the app loaded (search term FTLAB in the Play Store / App Store) and the measured values can be easily recorded and read. When not in use, the measuring attachment fits into any trouser pocket.

Measure voltages quickly, you can doe effective and convenient with our voltmeter. Smartphone out, adapter plugged in - done. Especially with commercial batteries and rechargeable batteries it is a real gain.