3x Bite Alarms Operates with 2 x AAA 1.5V batteries (not included) Seven Volume and Tone Levels (including silent mode) Six Sentivity Levels Dedicated drop back LED indication Dedicated drop back tone Ultra-bright LED Low battery detection alert 1x Receiver Operates with 2 x AAA (not included) Memory function 3 alarm mode options Light + sound, light + sound + vibration, light + vibration Dedicated LED for drop back indication Courtesy night light Low battery detection alert 1x Bivvy Light Operates with 3 x AA 1.5V batteries (not included) LED light has six adjustable brightness levels Adjustable delay with six levels The lamp automatically synchronises light colour to the alarms