One touch gain control with manual increments.
One touch depth estimation. (Imperial or Metric)
Carbon fiber antenna tube
IP54 rating
Audio and visual indication
Just 2 x AA battery power
Continuous battery monitoring
The NEW VM-550 Transmitter features:
1 watt output power
Passive power and 2 active frequencies
Power (50 or 60Hz), 8kHz, 83kHz
Twin antenna peak response
High contrast responsive display
Simple, four button control pad
Two frequencies
8.2kHz and 83kHz
High and low output settings
Induction and Direct connection modes (Automatically selected)
Range of signal clamp accessories
Low battery warning
Good connection indication
IP54 rating
Long life battery pack (4 x D cells)
Hook for hanging transmitte
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Máy dò đường ống ngầm VM-850 Vivax Metrotech