Scope Of Application of needle detector :

Mainly used for detecting needle which drop in knitting, costuming ,shoes, socks and etc. it can find the break needle fast and keep people in safety status.
Detection method: Magnetic induction
Detection sensitivity: Metal darner(0.75×30)
 
Detection adjustment: 40mm
Detection area: 60(w)*25(d)mm
Alarm method: Buzzer, Lamp
Designed for small products detection or exact locating.
Power source: 9V dry battery
Dimension:   65(L)*145(W)*45(H)mm
Weight:    Appr200g