... , 33kHz, and fault locating frequency, the power consumption is max. 10W, four steps adjustable (2.5W, 5 ... Lithium cell battery, 14.8V,7Ah.External power supply:Rated voltage 12VDCCigar lighter of car ... , and 93kHz.Passive detection frequency for Pipes:Power frequency Radio frequency (RF).Clamp identification frequency:500Hz ... 7Ah.Charger:Input: AC100~240V, 50/60HzOutput: DC 8.4V, 2A/3A.Dimensions (w x h ...