metals shield
 connecting mode: N.C./ N.O.
 rated current  :  300(mA) 
 rated  voltage :  (VDC) 200 
 operating distance: more than 18mm, less than 35mm
 rated power: 30(W)
 gross weight (kgs): 40.5
 amount(pcs): 400
 Pack size(mm) :300*250*320