Bite alarm with a power-saving electricity. Simple operation by push buttom technology. Equipped with 5-step volume control, silent mode, 7 different sounds, 4-step sensetivity control, coloured roller (is illuminated in line retrieval), very bright white LED by drop bite, water repellent and shock proof soft touch housing and a 2.5 mm pawl for mechanical bite alarm. Requires 2 x 1.5 V AAA batteries (please order separately).