This Sonik SKS2 Bite Alarm 3+1 Set includes a bivvy lamp. The alarm features twin hi-visibility multi-colour LEDs for forward and backward drop back indication, intelligent mute mode, and six volume and tone settings, including silent mode. It has a 2.5mm power out socket, night glow LED function, and an operational range of up to 150m. The alarm is housed in a sealed case with rod-friendly rubber inlays and includes a silent low battery warning. It operates with 2 x AAA batteries (not included). The receiver has four channels with multi-colour LEDs, alarm colour-sync technology, six volume levels plus silent mode, drop back LED indication, and a torch function. It also features vibro mode, auto alarm head tone matching, and a table-top free-standing case design with a lanyard attachment point. The bivvy light offers manual on/off or automatic illumination when an alarm is triggered, with six colour channels (Red, Green, Blue, Yellow, Purple, White), seven volume levels including silent, and brightness adjustment. It is supplied with magnetic or hook bivvy attachment and has a delay adjustment with six modes. The bivvy light also includes a silent low battery warning and requires 3 x AAA batteries.