The R4 Alarms from Nash are a comprehensive fishing accessory designed for safe navigation back to your boat when boat fishing. It features a wrap-around LED light with variable color output, pulsing output, and adjustable tone and volume to ensure maximum visibility. With five sensitivity settings and eight tone options, you can customize the alarm to suit your specific fishing conditions. Additionally, it includes features such as a low battery warning, removable snag ears, and a soft-touch protective case for added convenience and protection.