Purchase Qty. Reference FOB Price
20-199 Pieces US$8.00
200-1,999 Pieces US$6.99
2,000-9,999 Pieces US$5.49
10,000+ Pieces US$4.00
Product Description
Appearance can be imitated, but quality can NEVER be imitated Parameter Unit Value Installation height KHz 30±1mm Driving frequency KHz 300±10kHz Power-on delay s ≤30ms Operating Voltage VDC 4.9~5.1 Directivity Deg ≤12° Working current mA ≤10mA ...