A modern re-worked version of the old school classic Mini Micron Bite Alarm boasting a number of great new features including receiver technology Volume control button with seven levels Tone control button with four settings Sensitivity control button with four different settings Drop back differential Compatible with Mini Micron X Receiver Two Ø5mm High Vis Multi coloured LED’s, Green, Blue, Red and Orange Colour selected by holding down volume button and pressing sensitivity button to change Adjustable LED brightness LED’s adjusted by holding down volume button and pressing tone button D-Tec Sensing System/Roller wheel technology for clear, consistent bite detection Power out socket 2.5mm – for use with illuminated bite indicators such as the Fox Illuminated Swinger® Low battery warning Batteries are too low when the LEDs automatically begin to flash red every 2 seconds Cone speaker for crisp sound Rubber inlays to protect your rod and hold it in place on savage bites On/off toggle switch Knurled locking collar Takes small N Type/ LR1 batteries Metal (Alloy) 3/8 BSF thread Top tip: For the best bite indication always use in conjunction with a Bobbin, Hanger or Swinger Available individually and in 2,3,4 rod sets with the receiver