Velleman projects K7102 Assembly instructions - Manual (Page 2)

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To come up against an electric cable while drilling a hole in a wall can have catastrophic consequences.
Likewise, drilling into gas, water pipes or central heating pipes can be extremely hazardous. With a handy
metal detector it can now be determined beforehand whether there are metal objects to be found in a wall,
ceiling or floor. An LED indicates if a metal object is in the vicinity.
Specifications:
 Avoid disasters when drilling holes in walls
 Locate pipes, cables, metal studs, …
 Great project for novices
 Your own unique application
 Push button operation
Features:
Detection range adjustable up to 8cm/ 3.1”
Power supply : 9V battery
Power consumption : 30mA max.
LED indicator
12VDC-buzzer connection
(buzzer not included)
Dimensions : 55x64mm / 2.2”x2.5”
Features & Specifications