Features 1、Sound and light alarm device, the shell is made of durable plastic, energy saving, light and portable, easy to install. 2、5‑level adjustable volume and tone, with a red and a green LED indicator, suitable for night fishing. 3、Compatible with conventional signal receiving hanger, different types of fishing rod holders can be used in different terrains and times. 4、Knob type on/off switch, easy to operate, equipped with high‑quality speakers, bring clear sound. 5、Audio‑visual alarms keep you from missing any fish biting, making fishing easier. Item Type: Fishing Alarm Material: Engineering Plastics + Stainless Steel Main Color: Black Model: 1375 Quantity: 1Pc Battery: 1Pc 6F22 Type 9V Dry Battery(Not Included) LED Quantity: 1Pc Green+ 1Pc Red LED Indicator Diameter: Approx. 2mm/0.08in Waterproof: Not Support Size: Approx. 12.8 x 6.5cm/5.0 x 2.6in Five-level volume control button Five-level tone control button Package List 1 x Fishing Alarm(Not Included Battery)