Maximizing Accurancy; Specifications - Steren HER-257 Manual De Instrucciones

The sensitivity of the unit can be pin-pointed at the exact place of popes
and cables or battens and studs. To do this, sweep unit across the area in
question, with light and buzzer sounding.
After each sweep, gradually adjust blue knob, unit light and buzzer are longer
activated. Gently reverse knob before each subsequent sweep, until light
and buzzer come on at the location of hidden pipes/ cable or batten or stud.
Input: 9 V - - - (9V battery)
Product design and specifications are subject to change without
previous notice.

Maximizing accurancy

Specifications

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