Voltcraft ds 02 digital stroboscope voltcraft ds 02 p the voltcraft ds 02 is a digital stroboscope used to inspect a rapidly moving object by making it appear to be slow moving or stationary it allows for diagnostic inspection or speed measurement of the object p p this device is handheld and can be powered by a power adaptor or four d size batteries both not included in delivery br this product has a wide range of application fields such as in maintenance production quality cont