Product : Buzzer ( annunciator )
Color: Blue / White
Water Resistant Level : IPX2

Battery Power Indicator

Accessories: key chains, drawstring

&insulband
Volume: 88dB
Lasting time: 20～30mins
Size: 52*33*28mm
Weight: 29g

QTY in Carton: 10/100pcs (Blister card packing)

Measurements: 840*360*250mm

battery specification：CR2032*1