Features 1、Package Size: about 27.5 x 19.5 x 6cm 2、3 levels of sensitivity 3、5 levels of tone 4、5 levels of volume 5、With 2.38mm jack for hanger indicator Description: Wireless remote sense bite alarm kit not only has sound and light alarm while fish bites, and can also send signal to over one hundred meters away, so you can walk away or have a rest carrying the receiver, not afraid to miss hooked fish. This creates more free space for fishermen, a business activity and recreational fishing combination. Specifications: Color: Black Material: ABS Package Size: about 27.5 x 19.5 x 6cm Alarm Size: about 11 x 5 x 4cm Alarm thread diameter: 9.34mm Alarm working power supply: 6F22 9V Indicator light: 2 x Blue LED Buttons: 4 Speakers included Features: 3 levels of sensitivity 5 levels of tone 5 levels of volume With 2.38mm jack for hanger indicator Package Included: 1 x Bite Alarm Set (3 PCS) In original package Note: The product does not include batteries, and it needs one 9V battery for yourself. Package List