Key Features 3 alarms & 1 receiver, hardcases and screwdriver Vibration Response: Controls the ability of the alarm to sense line movement and vibrations Mute: Mutes alarm speaker when setting your hanger Multi coloured LEDs Can be set to 6 different colours Drop back function: works with the addition of SmartLite Hanger Night marking: LEDs glow at low level constantly in Night Mode High volume speaker with 8 tones Anti-theft security: alarms send an alert to your EV-R receiver when turned OFF Low battery check: the battery condition is tested, if it is low it gives a warning Receiver Features: Auto sync multi coloured LEDs: Automatically syncs with the colour set on the EV-R alarm Digital radio: excellent range and penetration Easy pairing: Comes paired to your EV-R alarms and can pair with up to 4 alarms in total Anti-theft security alarm: Security Alarm will sound when triggered by the EV-R alarm Low battery check: the battery condition is tested, if it is low it gives a warning