Nokta Pointer User Manual page 6

Usage
When a target is detected, Nokta Pointer will produce an audio
and/or vibration alert. The rate of the pulsing audio or vibrations will
increase as it gets closer to the target and it will decrease as it is
moved away.
TECHNICAL SPECIFICATIONS
Working Frequency
Metal Detection
Sensitivity
Auto-Shut O
Coil Interference Blocking
Dimensions
Detection Tip
Weight
Working Temperature
Battery
Battery Life
: 11.6KHz
: Audio and/or vibration alert
: User adjustable
: Yes
: Yes
: 24x4.8x4.8cm (9.4''x1.9''x1.9'')
(including the hard-shell digger case)
:
9.3cm ( 3.7'')
:
235gr (8.3oz)
(including the battery and hard-shell digger case)
: -20°C/+50°C (-4°F/+122°F)
: 9V Alkaline Battery
: Up to 30 Hours