Profile: Keen Electronics Ltd. is a manufacturer of alarms for caravans, motor homes and boats. Our product line includes Easylevel™, Avenger, CONCEPT KEL™, CONCEPT gold, and dealer caravan alarm. Our boat alarm is based on the well proven CONCEPT KEL™ caravan alarm and light controller. It offers comprehensive protection against thieves, and can remotely switch a deck light on and off. Our thief alert is the ideal way to protect garages, sheds or other outbuildings. The compact sensor unit transmits a radio signal to the alarm unit in the house.