Triplett Hound 3 – PN: 3392 - Manual (Page 6)

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4.5: Signal Strength Indicator
Bright red LED signal strength indicator maintains sensitiv-
ity, even when the earphone is used.
4.6: Power
A standard 9 volt battery (alkaline is recommended) pro-
vides power for all circuitry. The battery is accessible by re-
moving a convenient snap-on door (no tools required). The
HOUND 3 is protected against the accidental reversal of the
battery polarity.
4.7: Illumination
2 efficient bright white LEDs powered from separate current
sources provide constant illumination until battery is mostly
depleted (about 6 volts).
4.8: Size
1 7/8" dia at speaker, 1 3/8" dia at body, 8 1/4" long with
metal probe, 9 1/4" with conductive plastic probe.
4.9: Weight
Typically 6 ounces including battery